yes you can. because its just getting all the oils out of your hair from the conditioner. but it makes it hard to brush through sometimes, so you might have to use some spray conditioner, which is only like 3 dollars. (:
There are many shampoos and conditioners that work and don't work go here and you will find out the best one for you: http://www.wix.com/jace99/thetruth#!
yes, Justin Bieber does condition and shampoo. It takes him in total 5 minutes to do his hair. He said so in an exclusive interview. He uses Pantene Pro-V Fine Hair when he is at home, but if not he...