But it seems they may have been on to something the first time, with Riley filing for divorce again in Los Angeles Superior Court on Monday, according to a joint statement.
They married twice - and now they're divorcing twice.
After getting lots of appreciations for its "Gigafactory" recently, Elon Musk again hits the headlines but this time, it is not for some positive reason. Then, in another twist, Musk filed for divorce in 2014.
Musk has co-founded Paypal and has gone on to help start the electric vehicle company Tesla Motors and the private space firm SpaceX.
The divorce is amicable, with Riley citing irreconcilable differences. He is also a champion of building a hyperloop that would transport people and cargo at the speed of sound.
Marriott wins over Starwood with revised buyout bid
Anbang made a dramatic entry into the US two years ago when it bought the famed Waldorf Astoria of York for nearly $2 billion. Starwood shareholders will receive $21.00 in cash and 0.80 shares of Marriott International Inc .
The couple first married in 2010 and remarried in 2013.
Riley was at the September launch of the Tesla Model X SUV in Fremont, Calif., and was photographed smiling beside her fashion model mother-in-law Maye Musk.
The couple do not have any children together. If you would like to discuss another topic, look for a relevant article.
Their history is a love story set in the middle of a hurricane.