[Luke's also been incredibly annoyed at the recent increase in Rocket attacks, and with Clive just recently gone into a coma, he's even more irritated and worried.

But he'll grudgingly answer Descole's question, biting his tongue before he can say anything too mean.]

Feeding it berries it likes, keeping it well-groomed, and training it seems to be the best way to get those kinds of Pokemon to evolve. Most importantly, being patient and nice to it is the fastest way to get it to evolve. As far as telling how close it is to evolving, it's hard to tell. Some Pokemon have a strange way of showing how much they like you.