Under normal circumstances he'd most likely be the one doing the teasing. Espically where the Doctor was concered. As it were, the others actions were driving the crazed time lord crazy. Thankfully it was just in this way or the other might have gotten the worst of his wrath.
Hooded eyes squeezed shut slightly at the movements as he whined something that sounded like a cross between 'Doctor' and 'Theta' The teasing slowly getting to him as he spilled over, panting.