What advice would you give a girl tryna thicken up

i dunno squats and cornbread

Eat good and work out like crazy so it doesn't turn into a jiggly mess.

I wish I had this problem.

You mean someone is trying to get bigger?

i would tell her to be honest......u need a ? ...like myself this thiccen u up.......every chic i ever been for a few times seriously thighs, hips, & ass all grew......months afterwards they slim down a lil.....if a ? hit that right.....she gone thiccen up........true story