Gotta love chicks like Paola Rey. It's impossible for them just to ride a dick, it's natural for her to go all out and put on a show.
Clip #2:
http://www.pornstarultra.com/ns/paola/ablog171a.htm
Clip #1:
http://galleries.ztod.com/fabs-3_1/1,714,0.html
Last one...