Katy Perry is an American born singer and song writer that is closely associated with fellow Disney stars Miley Cyrus, Selena Gomez, and the Jonas Brothers. Katy Perry recently announced her engagement to Russell Brand, and maybe pregnant.
She closed the 2013 MTV VMAs with "Roar" and later on in the evening, Katy Perry got a shout-out and plug from the Commander in Chief himself.
After promoting the President's message about affordable healthcare, Barack Obama's Twitter account posted, "Thanks for spreading the word. #ROAR MT @katyperry: RT @BarackObama: Get affordable coverage starting Oct. 1."