What starts with "N" and ends with "R" that describes an entire race? NASCAR

Did you hear NASCAR and Formula One we're trying to make an Ultimate Showdown race but it got cancelled due to controversy? Apparently NASCAR fans didn't want to mix the races....

How do you watch NASCAR without a TV? You flush a bag of M&M's down the toilet.

What do Nascar and a Kinko's dumpster have in common? They're both filled with white trash. -&y