Lady Gaga. Beyonce. Katy Perry. Ke$ha. Rihanna. Adele. If you've seen the charts or turned on a radio in the last six months, you'd know that these are the current top female acts in pop right now. But damn if they don't have a ton of competition on the horizon. 2011 has offered an impressive new crop of talented women in music, and whether they're leading everyone to the dance floor, writing haunting melodies or slaying some slick rhymes, each one has the potential to hit it big. Get schooled on this year's batch of buzzworthy ladies who are on the cusp of greatness.