Conversation so far:
How many original members of Curved Air were in the new Curved Air?
Sonja Kristina and Mike Wedgwood
Were either Sonja Kristina or Mike Wedgwood the lead singer for the new curved air?
Sonja Kristina
Who played guitar for the band curved air with Sonja Kristina and Mike Wedgwood?
Kirby Gregory
What did Sonja Kristina do with the band curved air?
Sonja Kristina is the lead singer

Question: What did Mike Wedgewood do?
Self-contained rewrite: What did Mike Wedgewood do in the band curved air with sonja kristina as the lead singer?