What is your favorite track off of "I Am...Sasha Fierce"

• if i were a boy

• halo

• disappear

• broken-hearted girl

• ave maria

• smash into you

• satellites

• that's why you're beautiful

• save the hero

• single ladies (put a ring on it)

• radio

• diva

• sweet dreams

• video phone

• hello

• ego

• scared of lonely

• roc

• Other: