Problem: Eastlake was located just southwest of a 150 acre mine that became one of the most noted produces of what?

A: mercury

Problem: Where was the region at which Guillaume Plessis was born located?

A: island's northernmost point

Problem: Who has been in more bands, Babyface or Craig Mabbitt?

A: Craig Edward Mabbitt

Problem: Which artist-in-residence at the Walt Disney Concert Hall has also worked with Guy Sigsworth?

A:
Eric Whitacre