Keys — check. Glasses — check. Wallet — sure. Ditto for cellphones, backpacks and even clothing.

But … a ukelele? How about an order of chicken nuggets and large fries — or a set of divorce papers?

Or even … (drumroll) … a diamond ring?

Users of the ride-sharing app known widely as Uber have left behind an incredible collection of things in cars these past few years — and the company has come out with its latest annual list of the oddest belongings folks have forgotten in cars.

Check out this video below to learn what people leave on the seat beside them — and what everyone else should remember before they get out of the car.

[lz_ndn video=33642711]

And just for kicks, here are some other odd items people have left behind in Uber cabs, according to the company:

  • “Star Wars” encyclopedia
  • Dead Sea mud
  • Tax return
  • Slice of pizza
  • Marriage certificate