Getagrip

11 clues
Calm down
Chill, dude!
Keep your cool
Snap out of it
Pull it together
'Stop panicking!'
Control yourself!
Aerosmith's 11th album
Golfer's "Stay cool!"?
Calm down, buccaneer!"?
Stop living in your fantasy world!
Similar answers:
Agrip
Agrippa
Agrippina
Aminorsgripes
Bridgetable
Brutevegetables
Budgetary
Budgetarylimits
Canigetanamen
Canigetawitness
Changetack
Cometogrips
Cometogripswith
Comingtogrips
Concordgripe
Couldntgetagrip
Deathgrip
Deathgrips
Dontgetanyideas
Forgetaboutit