If I get an XBOX LIVE account, can i keep my old gamer profile?

My friend said that when you get LIVE you have to make a completely new profile. Is it possible to just upgrade?If I get an XBOX LIVE account, can i keep my old gamer profile?YES. Make sure you are using the current profile. Now click the guide button and hit Join Xbox Live. You will make an online account using your current account's info. You may have to rename it, but it ill still have all your info.