We quizzed Aly & AJ on the lyrics to the biggest hits from our favorite female singers, and let's just say it was a challenge 😂 We tested their knowledge of every hit song from Ariana Grande, Taylor Swift, Selena Gomez, and so much more. Watching the "Like Whoa" singers try to remember the lyrics to Beyonce's "Single Ladies" is funny AF. Their duet of Kelly Clarkson's "Since U Been Gone" is legit STUNNING. | Seventeen