Havana X RichMix last installment

This here is a sketch for the last installment of the Havana x Rich Mix Mural competition.
the previous one is to be seen here:
http://cupofill.blogspot.com/2011/04/richmix-x-havana-club-competition.html
and more info on the competition can be found at this location: http://cupofill.blogspot.com/2011/03/competition-time.html

Deadline is august the 5th.