Douse my boyfriend want to brake up with me?

My boyfriend and i really like each other but i am not so sure anymore because he told a friend of mine who he wanted to go out with next and he has thought of braking up with me because we were at the movies and he leaned over and tryed to kiss me and i didnt i kinda turned my head and he felt kinda ocward and he told my friend that he was gonna brake up with me but he changed him mind and now i just dont know what to do!!!!