Today -- also known as Mickey Mouse Day -- everybody's a Disney adult ... but there are a few celebs that treat every day like Mickey's birthday. Click through our gallery for shots of Alix Earle cuddling up to the billion-dollar mascot ... while Justin Mikita and Jesse Tyler Ferguson had a cute double date with Mickey and Minnie. We even got Disney's first couple flanking Chris Evans at Pixar Pier ... and Cole Sprouse showing his love for the world's most famous mouse during a brisk night at