Q 01/05

Which British singer's Rolling in the Deep was named Billboard's number-one Hot 100 song of 2011?

A) Duffy

B) Adele

C) Lily Allen

D) Estelle

Answer · why

B) Adele

Adele co-wrote it with producer Paul Epworth, reportedly in a single afternoon after a breakup, and it held number one for seven straight weeks.

Q 02/05

Which teenage singer's debut single Friday went viral in 2011 and was widely parodied by comedians?

A) Rebecca Black

B) Miranda Cosgrove

C) Greyson Chance

D) Jackie Evancho

Answer · why

A) Rebecca Black

Rebecca Black recorded Friday with ARK Music Factory at 13, and by June 2011 its video had more than 166 million views and 3.2 million dislikes.

Q 03/05

Which Lady Gaga single debuted at number one in February 2011 as the Hot 100's 1,000th chart-topper?

A) Paparazzi

B) Poker Face

C) Born This Way

D) The Edge of Glory

Answer · why

C) Born This Way

Born This Way was only the nineteenth song to enter the Hot 100 at number one, and it also opened at the top in Australia and New Zealand.

Q 04/05

Katy Perry's Teenage Dream tied which Michael Jackson album's record of five Hot 100 number-one singles in 2011?

A) Invincible

B) Dangerous

C) Off the Wall

D) Bad

Answer · why

D) Bad

Bad, from 1987, had been the only album with five chart-toppers until Teenage Dream became the first by a woman to match it.

Q 05/05

Adam Levine and Christina Aguilera, rival coaches on which TV talent show, teamed up for 2011's Moves like Jagger?

A) American Idol

B) The Voice

C) The X Factor

D) The Sing-Off

Answer · why

B) The Voice

The Voice hosted the song's first performance in June 2011, and the Maroon 5 single finished ninth on Billboard's year-end Hot 100.