Bleaching clean hair

ℬ𝓇𝒾𝓉𝓉𝒶𝓃𝓎

Quick question.

I’m going to be bleaching & dyeing my boyfriends lil brothers hair today.

He has hair gel in it and I’m sure he needs to wash it out, but I know it’s better to have dirty hair when dyeing/bleaching. So what should he do? Lol