Agency is? Client is? Stop fighting kids, you can both have the c-word.

Creatives You're stuck at work on Easter Friday when you'd much rather be out in the park playing ball, because you have to come up with yet another concept to fit the new strategy your wishy washy client has come up with. Vent at The client is a cunt.
Clients You're stuck at work on Easter Friday when you'd much rather be out relaxing with freinds, because you have to go through the fifteenth revision of the campaign proposal from that agency who keeps changing the basic strategy. Vent at The Agency is a cunt.
Illustration, the cover of the Cunt Coloring Book