Mei Li:
According to the UN, what round figure did the world population reach on October 31st 2011??
Shuai Zheng:
7 billion
Mei Li:
What is the second event in the decathlon?
Shuai Zheng:
long jump
Mei Li:
With the album cover being a parody of the Beatles Sgt. Pepper's Lonely Hearts Club Band, 1998s The Yellow Album is the second album of original songs from what long running TV series??
Shuai Zheng:
simpsons