coup de main - noun
\ˌkü-də-ˈmaⁿ
Definition of coup de main : an attack that achieves complete surprise.

Must-watch: Daniel Radcliffe rapping Blackalicious' 'Alphabet Aerobics'.

In support of his new film 'Horns', Daniel Radcliffe appeared on 'The Tonight Show Starring Jimmy Fallon' this week… which resulted in him being challenged to rap Blackalicious' 1999 song 'Alphabet Aerobics' (with backing from The Roots).

COLOUR ME IMPRESSED.

Watch the interview segment below…