"C" You Later Trendy L.A. Eatery!

Some big stars may want to check their B.M.'s today.

The Newsroom Cafe on Robertson Blvd. in Los Angeles -- where Jeremy Piven, Kim Kardashian and Lindsay Lohan among many others love chowing down -- scored a "C" Food Facility Rating, which is the lowest rating above flat out failing. For the record, a "C" is like what you would rate Pauly Shore as a celebrity.

The Newsroom tells us the problem was with their fridge -- that it was a couple of degrees off, and they were docked for each item inside. They say they've spent 40 grand replacing it.

We're checking with the City.