hook.Add( "OnPlayerChangedTeam", "RemovePianoNoPianist", function( ply, oteam, nteam )
	local ENTITY = ents.FindByClass( "gmt_instrument_piano" )

	if oteam == TEAM_PIANIST then
		print("You're no longer a pianist.")
		for k, v in pairs(ENTITY) do
			if v:CPPIGetOwner() == ply then
				v:Remove()
			end
		end
	end
end)