DJ Lance Rock says "YOOOO Gabba Gabba Very Awesome Christmas Special!" at the beginning. DJ Lance Rock (along with the Gabba gang, Gooble, Leslie Hall, and Santa) says "Ho Ho HOOOO Gabba Gabba!" at the end.
After they said the ending magic words (per above), Muno, Foofa, Brobee, Toodee, and Plex do not turn back into toys and instead we zoom out of the gingerbread house, revealing Gabbaland at nighttime.