Pharrell Williams marries longtime girlfriend Helen Lasichanh

MIAMI, Oct. 13 (UPI) -- Singer-songwriter-producer Pharrell Williams and his longtime girlfriend Helen Lasichanh got married in Miami this weekend, Us Weekly reports.

The entertainment industry publication said the 40-year-old, Grammy-winning Williams and his model girlfriend tied the knot Saturday at the Kampong National Tropical Botanical Gardens in Miami. He wore a red plaid suit and she was decked out in a navy blue plaid gown.

"Usher and Busta Rhymes did a mini concert at the wedding," a source told Us. "It was so fun. The little concert was amazing. It [was] the most fun wedding I've ever been to."

Williams and Lasichanh, who have been together for five years, have a 4-year-old-son Rocket.