Hi mummies need some advice been with my partner nearly 8 years. January this year thought we were happy until I had a gut feeling to check my partners phone on it it was a message to some girl he has been friends with for a long time but it said I miss you I love you please talk to me kinda thing I questioned him about it he came up with she was my best friend she stopped talking to me coz I threatened to beat up her abusive boyfriend etc so thought ok don't add up not happy but ok unknown to him i had already gone Phyco &tried to contact this girl anyway the next day she messaged me back I asked her what was going on &she said she stopped speaking to my partner coz he kept trying to take things further I asked him he admitted it was a flirt he wouldn't of done nothing but she strongly disagrees this has hurt me deeply we have two kids & married there has been a few things he has lied about silly things since we started dating he stopped helping financially with bills two years ago after he had an op &wasn't paid for the time off but couple months after started getting paid again.also my sister got married this year my partner had been drinking I hadn't our kids were tired so thought take them home leave hubby there we don't get out much.i had a phone call off sis next day he had been touchy feely with my sister & her friend also caused a seen by having an argument.what do I do am I mad for staying with him?