When you trade oral sex.

Someone who is possessed by clout chasing. The original human is now gone and a demonic entity that feeds on clout is all that is left. An empty shell with no control of their actions, forced to blindly react to situations they think will bring them attention.

To talk with someone that you admire for their skill, generally inquisitively or intimately; learn tricks from them, pester them with questions about their processes, find out what tools they use or, who they learned from.

Going so deep into their methods that you may as well be 'swapping heads' with them.