This American Music Awards show review includes Taylor Swift, Justin Bieber, Katy Perry, Jennifer Lopez, Christina Aguilera, Selena Gomez, Nicki Minaj, Jennifer Hudson, Mary J. Blige, Adam Lambert, Heidi Klum, Chaka Khan, Jenny McCarthy, Matthew Morrison, Audrina Patridge and Mike "The Situation" Sorrentino. John Basedow (@JohnBasedow) hosts.
