Two of the most-viewed music videos online recently are Pink's 'So What' and 'Poker Face' by Lady Gaga. Watch them both here and pick your favorite! Does Pink have another great hit on her hands? What do you think about newcomer Lady Gaga? Leave a comment below!

More video battles: Christina Aguilera vs. Katy Perry / Beyonce vs. Mariah / Britney vs. Ciara / 2Pac vs. Biggie / Astley vs. ah-a / Taylor Swift vs. Carrie Underwood