Mint can, Mariana Cordoba can, Suzana Holmes can.
Mariana Cordoba is also the only I know off who can titfuck herself.
Mariana:
http://www.livestrapon.com/shemale/a...oba-can-do-it/
(pics taken by Nikki of course ;-) )
Mint:
http://www.livestrapon.com/shemale/c...y/models/mint/