What episode of ball z is bulma naked

6 and 71.in 6 yamcha sees bulma naked,but you only see her boobs.you also see her take a shower.later yamcha squeezes bulma's boob believing its a dragonball,pulls of the cover and again you see bulma's boobs.in 71 krillin pulls off bulma's top.her breasts are shown a half second so you need to slow down time to see.