In hockey, another word for "fight" is tilt. "Tilt" has been shortened down to "tilly" by younger hockey players. Therefore, if it is time for a tilt, it's Tilly Time.
*Insert negative statement about mother/father/girlfriend/boyfriend here*
"Is that so? Alright bud, it's tilly time! Square off!"
"Is that so? Alright bud, it's tilly time! Square off!"
by Drew For Days March 2, 2017