Justin Timberlake

Justin Timberlake and Cameron Diaz have fuelled reports their romance is back on after they were spotted spending quality time together in Los Angeles.

The couple, who split in January, were spotted enjoying each other's company at the Whisky Bar in the Sunset Marquis Hotel on March 9.

Later the same weekend, Diaz and Timberlake were reportedly sighted surfing at a Malibu, California, beach, according to In Touch magazine.