He shrugs back, attention divided between the conversation and the feeling of Joker's hand at the nape of his neck. Psi's hands are at Joker's waist, and it's easy to dance a little closer, slipping them down from his waist to rest on the curve of his ass.

"Just looking for some fun." Clean or dirty, didn't really matter to him. He'd simply never seen anything like this before, people dancing as wet suds rains down on them from above making everything damp and slick. It was different, and therefore something he wanted to experience, but Joker being here was the icing on the cake.

"Not that I mind getting dirty." he murmurs, his mouth close to Jokers ear so he can be heard over the music.