Lisa Rinna has revealed that she was the victim of a terrifying hoax when it was claimed her daughter had been kidnapped.

The Real Housewives Of Beverly Hills star has two teenage daughters, Delilah, 17, and 14-year-old Amelia, with husband Harry Hamlin and revealed on Wednesday that she was caught up in an arduous ordeal when she received a chilling phone call.

In tweets that have now been deleted, Lisa, 52, wrote: 'They put a child crying on the phone saying mom help me please and then they try and extort money and say they will kill your child. It is the worst scariest nightmare and it must stop.'

Scroll down for video

Terrifying: Lisa Rinna has revealed that she was the victim of a hoax when she got a phonecall from people claiming to have kidnapped her daughter

Calling it a 'terrorist hoax' Lisa added that 'both police and the FBI are involved.'

However, she later deleted her tweets and explained: 'I took those posts down because they freaked my daughter out too much. Those of you who saw them it was a very real scam. Be aware.'

MailOnline has contacted Lisa's representatives for comment.

Meanwhile, Lisa put the drama behind her to enjoy some relaxing yoga in Studio City, LA, on Wednesday.

Chilling: Lisa did not specify which daughter was mentioned but she has Delilah, 17, and 14-year-old Amelia with husband Harry Hamlin

She looked serious and kept her eyes hidden with large shades as she made her way to the class, with her own mat under her arm.

Yoga boosts both physical and mental wellbeing so it's not surprising that the actress took herself off to class.

Dressed in leggings and a vest top, she added an edge with a skull bandana and pair of on-trend snakeskin sliders.

Putting it behind her: Lisa put the drama behind her to enjoy some relaxing yoga in Studio City, LA, on Wednesday

Calming: Yoga boosts both physical and mental wellbeing so it's not surprising that the actress took herself off to class

Currently filming scenes for the Real Housewives of Beverly Hills, the brown-haired beauty as been getting to know reality show newcomer Erika Jayne as the two recently shopped together in LA.

After Brandi Glanville and Kim Richards got the boot from the show, Erika is set to shake things up in season six.

A show insider confirmed to In Touch Weekly: '[Erika] has definitely signed on to the season as a full housewife,

The dance-pop diva was brought into the Bravo reality series as a friend of Yolanda and David Foster.

She is married to famed LA attorney Thomas V Girardi, 76.

Stylish: Dressed in leggings and a vest top, she added an edge with a skull bandana and pair of on-trend snakeskin sliders