Bun hairstyles are very classy and very trendy right now you can, go for classic and classy, retro and bohemian or cute and girly, the possibilities are endless. I was looking for a fast an easy hairstyle the other day when I came across one that required a bun donut, now I don't have one and was reluctant to buy one just for one hairstyle. I thought fine I'll find another hairstyle but then I found a way to cheat!