Christina Aguilera is ready to hit the big screen
Power house singer and soon mom-to-be, Christina Aguilera, has recently signed on to star in a movie with actress Katie Holmes.
The duo will team up for family drama 'Humboldt Park,' which begins shooting in February.
A source says, "(Holmes) is trying to prove she can do more than fluffy popcorn movies", and starring alongside Aguilera "shows she's willing to take risks".
