Ready to meet the Mother? To greet the Mother? To get into a fight on the train with the Mother than ends with one of you being hit in the nose with rolled up newspaper?

CBS has released a new trailer that features fresh footage from the How I Met Your Mother Season 9 premiere - and it's all about the introduction of Cristin Milioti to this great cast.

Get to know her character a bit more in the following promo and start the countdown to the September 23 one-hour premiere:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.