made a worrying admission in her latest Instagram post – all while posing up a storm in a buttercup yellow bikini. The Toxic songstress left fans speechless as she slipped into a tiny two-piece and threatened to pull her thong bottoms all the way down. But it was a worrying comment she made in her caption that caused the most concern, after an incident at a hotel had paramedics heading to her door.

In her latest video, Britney danced around in a hotel room with palm trees visible behind her, tugging her skimpy bottoms down to expose the tattoos dotting her pelvis. Along with a string halter-neck bra, she donned a pair of chunky black sandals, with a tight choker around her throat. Britney eased her blonde tresses into loose waves down past her shoulders and grinned for the camera – opting for her usual make-up look of dark liner and a hot pink lip.

Alongside the clip, which garnered more than 31,000 likes, she penned: “Got lost in downtown Mexico for an hour and it was horrific...

but I found my way and I’m laying out now. It’s beautiful today!!” It comes after an incident at the Chateau Marmont hotel in Los Angeles, which saw Britney exiting barefoot with emergency services called to the hotel. Britney was seen in her underwear, clutching a pillow to her chest as an ambulance arrived at the property.

A spokesperson for the Los Angeles Fire Department has confirmed that emergency services were dispatched to Britney's hotel at 12:42. They responded to reports that .