Year in Review 2010: Most Memorable TV Moments

Britney did "Glee." Sandra kissed Scarlett. LeBron broke Cleveland's heart. Simon Cowell called it quits, and "Lost" wrapped for good. Was this the greatest year ever on television? We're here to help you decide.

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Britney did "Glee." Sandra kissed Scarlett. Snooki and Co. returned to the small screen. Simon Cowell called it quits, and "Lost" wrapped for good. Was this the greatest year ever on television? We're here to help you decide.
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MTV
GTL (gym, tan, laundry, for the uninitiated) hit Miami for the second season of MTV's charming cheese-fest Jersey Shore. Snooki, The Situation and the gang rode the show's enormous popularity to Dancing With the Stars appearances, book deals and general global dominance.
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MTV
The second season of the wildly popular reality series featured a handful of booze-fueled roommate throwdowns, including this kitchen catfight between Sammy and J-Woww. But the cast must have been doing something right: A whopping 6.1 million viewers tuned in to watch the season 2 finale.
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ABC
Lost - the beloved sci-fi series about plane crash survivors stranded on an island - captivated 13.5 million viewers who tuned in for the 2-1/2 hour series finale. But folks seeking answers to pressing questions about the plotline found few answers...
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ABC
... There was the "sideways" world, the "real world" and all matters of time travel in between. Fans of the cult hit feverishly debated the merits (or lack thereof) of the finale.
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ABC
Bristol "The Pistol" Palin, daughter of former veep candidate Sarah Palin, made a surprising run (leap?) deep into Dancing With the Stars, prompting some viewers to claim that a vast, right-wing conspiracy was at work.
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ABC
Even The Situation of Jersey Shore fame tried his hand at the DWTS dance-off. He got bounced from the competition early. "I knew it was going to be hard," The Sitch later said. "But not that hard."
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Getty Images
Team Coco or Team Leno? A shake-up of night talk show time slots last winter incited an intense ratings competition -- and heated back-and-forth -- between TV personalities Jay Leno and Conan O'Brien.
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Getty Images
O'Brien moved to TBS following NBC's decision to push his show to midnight and replace his old slot with Leno. His new show debuted this Fall.
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AP/Belgian Federal Police
In just two months, several hundred thousand Betty White fans joined the Facebook group "Betty White to Host SNL (please?)!" Producer Lorne Michaels listened, and on May 8 the former Golden Girl delighted the sketch-comedy show's crowd when she headlined the evening.
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AP
Sandra Bullock won Best Actress Oscar for The Blind Side but shortly thereafter was walloped with the news her biker hubby Jesse James had been cheating on her. The starlet made a stunning comeback at the The MTV Movie Awards months later when she planted a big fat kiss on Scarlett Johansson.
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AP
Tiger Woods went on ESPN to address allegations of infidelity after a laundry list of women came forward to claim they had relations with the married father. The incident led to divorce from his wife Elin Nordegren. "I've done some pretty bad things," Woods said on the broadcast.
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AP
After much throat-clearing, LeBron James finally announced his plans to leave Cleveland for the Miami Heat on a much-derided, one-hour ESPN special called Decision.
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Getty Images
President Obama became the first sitting commander-in-chief to appear on The Daily Show. Host Jon Stewart pressed him on the disparity between his campaign platform and the realities of running the country, referring to Obama as "dude" and saying he should amend his famous phrase to be: "Yes we can, with certain conditions."
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AP
Eighteen months after appearing on the Late Show with David Letterman as a bearded, bleary version of himself, Joaquin Phoenix returned to the show to come clean that it was all part of a faux-documentary called I'm Still Here.
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Getty Images
A year after interrupting Taylor Swift's acceptance speech for Best Female Video with the memorable line "Imma Let You Finish," the mercurial Kanye West was back at MTV's VMAs, closing the show with a neon red suit and an arty, crowd-rocking performance.
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Getty Images
Arguably the most-talked-about show of the year, Glee nabbed ratings and recognition by using a Madge-heavy soundtrack for an episode called "The Power of Madonna." The Material Girl herself said it was "brilliant on every level." This season, stars clamored to appear on the hit show -- Gwyneth took a turn later in the year.
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But perhaps the biggest star of all to grace Glee was Brit. Thanks to some strong nitrous oxide from a character's dentist on the hit show, Britney Spears made a memorable cameo during a drug-induced dance sequence this season.
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9NEWS/Dan Watkins
After 25 top-rated years, the beloved talk show doyenne Oprah Winfrey said this season would be her last on network television. Oprah's taking her next feel-good show to cable, where it will run on the Oprah Winfrey Network.
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Getty Images
Following the enormous popularity of her TLC reality series, Jon & Kate Plus Eight, and the sudden end of her marriage, Kate Gosselin was back on the small screen with her own female-empowerment show, minus Jon, called Kate Plus Eight.
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TLC
And speaking of hit TLC reality shows, near the end of the year Sarah Palin's Alaska debuted with 5 million viewers, a record launch for the channel. The self-identifying "mama grizzly" is still playing it coy about a possible 2012 presidential run, but she certainly has a second career on the tube.
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AP
As it moved through the mid-'60s in its fourth season, AMC's hit drama Mad Men continued to make us think about how we work, play, drink and dress today.
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AP
Four-and-a-half years after Katrina devastated New Orleans, the city healed a little bit more when their beloved Saints defeated the Indianapolis Colts, 31-17, to win the team's first Super Bowl. Game MVP, quarterback Drew Brees, partied with his his son Baylen after the final whistle.
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YouTube
Surprise GOP candidate Christine O'Donnell, during her bid for a Delaware Senate seat, took to the airwaves to refute the claim (made by O'Donnell herself years earlier) that she had "dabbled in witchcraft." Her first campaign ad opened with O'Donnell saying: "I'm not a witch," but by then it would've taken a powerful spell for her to win.
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AP
For six years, American Idol was one of the biggest shows on American television. But surly judge Simon Cowell wanted more and announced in January he would be leaving Idol to start a new singing contest series for Fox, which debuts early next year.
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AP
With Cowell and his pal Paula Abdul out of the picture, American Idol reshaped the judges' bench by adding Jennifer Lopez and Steven Tyler, who joined show veteran Randy Jackson this Fall.
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TELEMUNDO 48
Jimmy Fallon donned The Boss' getup for a star-packed rendition of Born to Run during the opening sequence of the 2010 Emmy Awards, which he hosted. Castmembers from Glee, along with Tina Fey, Jon Hamm and Randy Jackson joined the number.
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AFP/Getty Images
Vancouver played host to the 2010 Winter Olympics and the most famous hockey player in the world, Wayne Gretzky, was the perfect choice to light the torch.
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Getty Images
Shaun White defended his 2006 snowboarding halfpipe gold medal at the 2010 Vancouver Games, strengthening the case for those that consider him the sport's all-time best.
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EFE
Lindsey Vonn overcame a painful shin injury to capture the United States' first Olympic gold medal in the women's downhill skiiing competition.
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Getty Images
Using luck, skill and tenacity, the U.S.' World Cup soccer team captivated the country as it made a run into the round of 16. Landon Donovan's last-minute goal against Algeria in the opening round was the team's most remarkable moment.
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