Rihanna Knocked Out With No Pants On [PHOTO]

Rihanna’s cousin Elle snapped these photos of her sleeping last weekend after a busy week touring.

Rihanna is no doubt one of the hardest working pop stars today.

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The Bajan pop beauty, who kicked off her Diamonds World Tour last month, has been performing at sold out arenas in major cities across North America.

“Don’t slip, Don’t slip!!! @badgalriri slippin, I mean sleeping!! Lol! I real vex she still look kinda f—able! #ph—yodrool,” she captioned the photos.

Rihanna hit the road on Wednesday atthe KeyArena in later this week in California.