Saving Silverman

Saving Silverman is a 2001 comedy film directed by Dennis Dugan and starring Jason Biggs, Steve Zahn, Jack Black and Amanda Peet. Neil Diamond has a cameo role playing himself. In the film, Darren Silvermans longtime friends try to save him from marrying his controlling new girlfriend, whose behavior threatens the friends, their band, and Darrens chance at happiness with his lifelong true love.

Darren Silverman, Wayne LeFessier, and J.D. McNugent, best friends since fifth grade and Neil Diamond fans throughout, form a Neil Diamond tribute band called Diamonds in the Rough. Darren meets a beautiful but domineering psychologist who is showing signs of being emotionally abusive , Judith Fessbeggler, through a chance encounter in a local bar after a band gig. Unfortunately, six weeks into their relationship, Judith is still making Darren watch her change clothes, and though sleeping together is satisfying for her, Darren gets nothing but a sore jaw. Judith isolates Darren from his friends, demands that Darren quit the band, receive humiliating medical procedures, and attend relationship counseling under her care. Wayne and J.D. decide to save Darren from her by attempting to bribe her, arm wrestle her, and shock her with faked photographs of Darren cheating, all to no avail.The friends, undaunted, try to reunite Darren with his one and only, Sandy Perkus, when she returns to Seattle to take her final vows as a nun. When Darren and Judith announce their engagement, Wayne and J.D. kidnap Judith. However, Judith eventually discovers the identity of her captors, and the duo are convinced they cannot let her go. When they visit Coach Norton in jail who accidentally killed a referee in a fit of rage his advice is that they should just kill her. The duo attempt to shoot Judith, but end up deciding against it. Sandys feelings for Darren are reawakened, but the pairs attempted date is ruined by Darrens preoccupation with Judith. Sandy, disheartened, returns to the convent, but Darren snaps out of it and runs themiles there to win her back. ........

Source: Wikipedia