January 28, 2011 5:34 pm Jennifer Morrison: Working with Katy Perry Was “Surreal” The “How I Met Your Mother” actress says she was surprised that pop star Katy Perry was a “sweetheart” during filming for her guest spot on the show. Local 2:08 Travis Kelce calls Taylor Swift his ‘significant other' as they attend Charity Gala Date Night 2:30 ‘Baby Reindeer': Inside Richard Gadd's Netflix phenomenon 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger