Shake your booty! Shake your booty!
In some ways I feel like nailing the choreography to a really elaborate number like this would be more stressful than the whole "getting married" thing.
Look classy, dance silly.
If I were you I would most certainly not cut in on this couple.
OK, OK, so I know sometimes wedding dancing can be painful. But you're not supposed to make it look painful. This guy looks like he's watching a 6-car pileup unfold near the DJ.