Perrie Edwards' Little Mix bandmates had to perform without her when she was forced to miss a gig due to illness.
"Perrie was taken ill overnight and had to go to hospital with a gastric problem," a source told the Mail Online.
"She saw a doctor and was sadly unable to perform."
She saw a doctor and was sadly unable to perform
Jesy Nelson, Jade Thirwall and Leigh-Anne Pinnock took to the stage at the Daytime Village 2017 Capital One gig in Las Vegas as a trio.
Perrie's fans have been flooding her Instagram with messages. "Get well soon baby girl," wrote one. "I love you to the moon and back."
"Get well soon queen!" wrote another.
The news comes amid speculation that Perrie's relationship with footballer Alex Oxlade-Chamberlain is under strain now that he has moved to Liverpool
She defiantly shared an Instagram pic of the pair in Liverpool together last week.
Alex also recently shared a loved up pic of the couple. "I tell her she my bestie, bestie, she my bestie," he wrote on Instagram.
Perrie is based in London and isn't worried about having a long-distance relationship.
"I don't think it will be difficult," she said The Mirror.
"It's going to be different – but that's not a problem.
"We'll be fine. I'm just really happy for him and very proud."
They first started dating in November 2016, but went public with their relationship in January 2017.
Perrie's previous boyfriends include Zayn Malik and Luke Pasqualino.