Use a beater to cream the cream cheese until smooth.
Add eggs and beat.
MIx in confectioners sugar, one cup at a time. Beat this mixture for at least 2 minutes.
Stir in the chocolate chips and Heath bit.
Pour on top of cake layer.
Bake at 350 degrees for 35-45 minutes. Center should still be gooey but not liquid. If not done in 45 minutes, cover with tin foil and bake 5-8 minutes longer.