Liam Hemsworth Spends Time With 'Most Beautiful Girl in the World'

See the sweet photo.

Miss Piggy tweeted the same photo and wrote, "Loved @LiamHemsworth, our latest guest coming to #TheMuppets. Although, I had to explain that hunger is NEVER a game!"

Entertainment Weekly reported that Hemsworth will play himself in an episode of ABC's upcoming "Muppets" series, which premieres September 22.