What Band or Artist Would You Want to Meet if You Could?

Irregardless of whether you are worthy or not and whether or not the artist or band is past or present, who would you like to meet the most? 

I thought this would be an interesting topic for discussion. 

I think I would like to be like Wayne and Garth and talk to this guy: 

Or: 

Or: 

--I really don't know who I would talk to. I listen to a lot of music. I am curious about the responses of others, though. So who would you pick?