They Don't Know (Jon B. song)

"They Don't Know" is a song produced by Tim & Bob and co-written and performed by American contemporary R&B singer Jon B, issued as the third single from his second studio album Cool Relax. The radio edit version sampled "Ten Crack Commandments" and "The World is Filled", both performed by The Notorious B.I.G. The song is his biggest hit to date on the Billboard Hot 100, peaking at #7 in 1998.