Gene Simmons and longtime girlfriend Marry

MANILA, Philippines - Rocker Gene Simmons and his longtime girlfriend, actress Shannon Tweed, have tied the knot.

Publicist Dawn Miller offered her congratulations to "the new married couple" on Facebook.

Simmons and Tweed have been a couple for years. Their engagement announcement last month surprised many fans.

The couple exchanged vows they wrote themselves. About 400 guests attended the Saturday evening ceremony outside a Beverly Hills hotel. The 62-year-old Kiss bassist and the 54-year-old Tweed have two children.

The new season of the reality show "Gene Simmons Family Jewels" premieres Tuesday on the A&E network.