It's one of those infomercials that catches you at 2 a.m. and won't let you go.
The Shake Weight has stirred plenty of parodies thanks to its unique form of exercise.
"Saturday Night Live" parodied it on this week's show, highlighting the more ... um, shall we say R-rated uses for the device.
Now, Charles Barkley has gotten in on the action.
Barkley used the final moments of TNT's post-game show Tuesday night to show off his skills—or lack thereof—with the Shake Weight.
Kenny Smith is clearly in on the joke.
In case you're not in on what everyone's talking about, here's the original Shake Weight infomercial.