*grumbles* I have three projects in infant stages at the moment (2 fics, 1 vid) and after reading your post my brain is being taken over with L/K/S possibilities *cries*

Does it have to be slashy genderswap? I think Lee and Sam swapping bodies and dealing with Kara would be great insight for both men to see how Kara acts with the other guy. Imagine the jealousy and covetousness?