The pair have known each other for at least a month; in July, TMZ caught Hough and Sandel kissing at Nobu restaurant in LA.
Hough split from boyfriend Ryan Seacrest in March 2013 after almost three years.
One witness said: 'It certainly wasn't handbags at dawn. There was blood everywhere.' Jones, 45, is known for numerous roles as a 'hardman' and is due to start working with Hassan, 42, on a movie called Bloodout next weekend.
The oversized-cardigan must be a favourite of Kylie’s as the pint-sized singer was previously spotted wearing it back in October - again paying a visit to the star-studded venue.
That day in autumn the Spinning Around singer arrived at the restaurant with its owner, Andre Balazs, sparking rumours the pair are dating.
Hassan appears as the Greek god of war Ares in blockbuster Clash Of The Titans and allegedly came off better in the bloody tussle on Saturday night.
He had only a small cut under his eye after the fracas. He took a beating to the face and he looked like he needed stitches.
Kylie's remaining tight-lipped about the rumours and has thrown fans off the scent with a throwback Thursday of her and former lover Lenny Kravitz.
Chelsea Handler and Andre Balaz have taken their low-key romance public. comedienne took the hotelier, 54, along to celebrate the launch of her fourth book, Lies That Chelsea Handler Told Me, at the Boom Boom Room in NYC over the weekend.Andre is the mastermind behind many popular celebrity hang-outs, including A-list haunt Chateaux Marmont in Los Angeles.It's rumoured the 57-year-old business man is wooing the Australian stunner with nights out and lavish gifts.Handler’s colleague, writer Heather Mac Donald, tells E! Taking a trip to the capital's hotspot, the 46-year-old oozed sophistication and style as she strutted along the pavement in heels and sunglasses. The host of “Chelsea Lately” has gone public with 54-year-old hotelier Andre Balazs, who she has been dating for four months, though they first stepped out together over the weekend in New York. He doesn’t put up with her, but in a fun way, which she loves.