What do Obama, a 10 year-old boy, and a pop group from Australia have in common? They're all on the internet singing Carly Rae Jepsen's smash hit "Call Me Maybe." The infectious song has become an internet sensation, and everyone has caught the bug. From Justin Bieber and Jimmy Fallon to the Miss USA contestants and Donald Trump, here are 10 of our favorite lip syncing, acoustic and silly covers of "Call Me Maybe."

[Photo: Jimmy Fallon, Carly Rae Jespen via]