You definitely have to get it out in the open. If he is still with his girlfriend you have a right to know and it shouldn't be a big deal if he is just wanting to be your friend. If he wants to be more and gets defensive when asked about his girlfriend situation..it's most likely guilt.
Just joined the boards and thought I'd get my introduction out of the way. My name is Jenny and I am 22 years old. I am a textbook manager for out military support department..in other words I buy books for military schools.I love photography and web design!