Don't panic, 8 letters
Try not to panic, 8 letters
Panic-averting admonition, 8 letters
Refrain from flipping, 8 letters
Stay cool, 8 letters
Don't-block-this-area sign, 9 letters
AA advice, 14 letters
Go steady, 11 letters
See, 15 letters
Don't let the heat get to you!, 8 letters
Don't panic!, 8 letters
Now don't get flustered!, 8 letters
Take a chill pill!, 8 letters
Advice to Hotspur?, 8 letters
Remain calm, 8 letters
Refuse to fire Gangsta's Paradise hip-hopper?, 10 letters
Stay up-to-date about, 15 letters