knock em dead
to do amazing and make people super impressed >:3
"Knock em dead darling (･ω<)☆" Mettaton winked at Frisk.
Knock em dead
Do great, succeed, achieve above and beyond expectations
Johnny is nervous about his Recital.
"Knock em dead boy, you'll do great" his mom yelled from the car.
"Knock em dead boy, you'll do great" his mom yelled from the car.