The Jonas Brothers have increased security after an unidentified group of fans began stealing their underwear as they toured.

Over the past several months, the three brothers began noticing pairs of their boxers vanishing from their dressing rooms.

But recently, notes began to replace the underwear in the guys’ garment bags. proclaiming: “Your undies are safe with us… The Undie Snatchers!”

The JoBro have now hired additional security staff to keep their undergarments safe, according to celebrity columnist Mike Walker.

All guests including crew, press and friends, must now be escorted to the band’s dressing rooms backstage.