Mei Li:
Which female artist sold the most albums worldwide in 2009?
Shuai Zheng:
susan boyle
Mei Li:
What substance is formed through ossification??
Shuai Zheng:
bone
Mei Li:
Which US singer has had albums called 'Daydream', 'Butterfly', 'Rainbow' and 'Glitter'??
Shuai Zheng:
mariah carey