"The steep spiral staircase up to the top of the tower seemed the
easiest thing in the world after that. Not until they’d stepped out
into the cold night air did they throw off the Cloak, glad to be
able to breathe properly again. Hermione did a sort of jig.
‘Malfoy’s got detention! I could sing!’
‘Don’t,’ Harry advised her.”
Philosopher’s Stone, ch. 14
Of course, because Hermione can’t sing.
Daniel Radcliffe for London Magazine (x)