Jason Alexander has been convicted of trespassing after he attempted to crash the wedding of his ex wife Britney Spears to Sam Asghari on June 9.
Jason, 40, had managed to find his way into Britney's Californian property where she was marrying Sam, 28, before he was apprehended by security.
Britney and Jason were childhood sweethearts and married in a shotgun wedding at Las Vegas in 2005.