Answer: itson

AnswerCrossword Clue
ITSON'Challenge accepted!'
ITSON"I'll see you in the parking lot!"
ITSONFight announcement
ITSONRow announcement
ITSON"The gloves are off!"
ITSON"Them's fightin' words!"
ITSONCry when accepting a challenge
ITSON"You did NOT just bring my momma into this!"
ITSON'-- me' ('My treat')
ITSON'The show's starting'
ITSON"This time ... me"
ITSON"..... the house" (no charge)
ITSON"... the house" (free)
ITSON"The program's starting!"
ITSON"Okay, now we're at war"
ITSON"No more Mr. Nice Guy!"
ITSON"Okay, that means war!"
ITSONCry made while removing a jacket
ITSONThem's fightin' words
ITSON"Challenge accepted!"
ITSON"Put up your dukes, then!"
ITSON"This means war!"
ITSON"Come watch your TV show!"
ITSON"Let's do this!"
ITSON"... the house!"
ITSON"I'm ready to rumble!"
ITSON"Now we fight!"
ITSONFighting words
ITSON"Prepare to fight!"
ITSON"The TV show is starting"
ITSON"The program is starting"
ITSON"The show is starting!"
ITSONPre-fight announcement
ITSONShout when a show starts
ITSON"... the house"
ITSON"...the house"
ITSON"The program's starting"