Answer:

hohoho

AnswerCrossword Clue
HOHOHOChristmas sounds
HOHOHOWhat a certain actor presumably has to say even if a toddler throws up on his lap
HOHOHOQuote from Santa
HOHOHONick's belly laugh
HOHOHOWords after "jolly," in an old jingle
HOHOHOComment from Kriss Kringle
HOHOHOYear-end belly shaker
HOHOHOGreen Giant's guffaw
HOHOHOGreeting from Santa
HOHOHOSanta's refrain
HOHOHOSanta's seasonal refrain
HOHOHOHoliday cheer?
HOHOHOJolly Green Giant saying
HOHOHOComment from Santa or the Jolly Green Giant
HOHOHOChristmas Eve sound
HOHOHOSounds of seasonal joy
HOHOHOSanta words
HOHOHOCry from Kris
HOHOHOSanta sounds
HOHOHOSounds from Santa
HOHOHOSound from Santa
HOHOHOJolly sequence.
HOHOHOSounds from Kringle
HOHOHOSounds made while Kringle jingles
HOHOHOComment from Santa
HOHOHOSanta's exclamation
HOHOHOSanta's greeting
HOHOHO"Merry Christmas" preceder
HOHOHOMerry sound of the season
HOHOHOJolly Green Giant's outburst
HOHOHOPresent-day cry?
HOHOHOHoliday cheer
HOHOHOSanta's guffaw
HOHOHOJolly Green Giant outburst
HOHOHOSanta's phrase
HOHOHOSound of Christmas?
HOHOHOSeasonal sounds
HOHOHODecember sound
HOHOHOYule laugh
HOHOHOGreen Giant utterance