Crossword Clue:

immediately at once

AnswerCrossword Clue
AGLANCEAt ... (immediately)
ONCEAt ... (immediately)
ASSOONASImmediately at.
ONCEImmediately, after "at"
RUNNINGATABNot paying immediately at the bar
ASSOONASImmediately at or after the time that.