Piece of shit boyfriends that we stupidly love!

Sierra • I'm Sierra I have a beautiful 3 year old named lily that I love with all my heart
I need help my boyfriend and I are both 22 I have a 3 year old child with another man but he's been with her all of last and she now calls him dad and loves him but last night he didn't get home til 1:30 AM and pissed me off and then this morning I was lookin threw his phone bill and he has been texting this number a million f..king times so I private dialed it (*67 lol brilliant thing) and some bitch answers I ask her if she knows Ben and she giggled and said who is this I hung up i blew up on said peice of shit boyfriend and he told me they have been texting awhile so I said about stuff you shouldn't be and pictures? He said yes! What do I do????????