Windows Messenger And MC

Dont Say This Is Impossible Cause Everythings Possible I currently Unblocked My Self From My Friends Account When We Where Having A Fight His Status When I Unblocked My Self Away He Came Back And Though I Hacked His PC But I Just Unblocked Myself Somehow Is there a special way any1 nows how to do it without making a new email account and adding him is there a unblock prog~ or anything if so pls let me no thanx

Also Does anyone no what a MC is linkin park says in one of there songs U WANNA BEA MC U GOTTA STUDY THE SKILL

Thanx DIMM Technologys