By Michael Ausiello
Updated October 15, 2010 at 06:40 PM EDT

Image Credit: Ron P. Jaffe/CBSWill she turn out to be the mother? Beats me! All I know for sure is that ex-House doc Jennifer Morrison is joining How I Met Your Mother this Monday as an extremely significant other in Ted’s life. Her character, an architecture nut named Zoey, is smitten with Ted…until she discovers that the fancy new building he’s designing is going to replace the historic one she’s trying to preserve. The following clip from Monday’s episode takes place before the you-know-what hits the fan…