There are quite a few tops that are categorized in all ages and both sexes. This will make the Male Sims appear to have boobs, and will cause severe glitches on children and toddlers.
The top image of each top is what you need to look for in the launcher, and the image below that is how the top looks in Create a Sim.
I will add more to this post as I find them. In the meantime the majority of them are listed on Crinrict Bad CC page here