How to stp weirdness?

k so im hookin up with this guy who has cheated on me twice but w.e he's not my bf i told my friend i was thinkin of endin it n i think my friend told him(btw my friend is a guy n u know guys talk)since then we havent hu like he hasnt even tried but i kinda want things to be normal again should i tell him n what should i say? thanksss : )