Number 2 in a series

of things-I-have-really-and-truly-found-myself-saying-presumably-in-a-subconscious-attempt-to-expose-the-girls-to-a-full-range-of-modern-idiomatic-English.

Today I appear to have stolen my dialogue from either My Fair Lady or Mary Poppins:

"We were a bit late getting up this morning, girls, so let's not dilly-dally!"