My boyfriend blames me

The other day we went to get Wendy’s and they messed up my order so my boyfriend went into change it and came back out screaming at me because he lost his wallet and called me names and through my on the ground in the parking lot to clean out his car to find his wallet and when it wasn’t in his car he said he wanted to never see me again. He said he lost his wallet because he is always focused on me.....