It looks as though Frank and Noelle are finally celebrating their wedding on Rookie Blue. "For Better, For Worse" is the eighth episode of the show's fourth season.
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Rookie Blue Season 4 Episode 8 Quotes

We go to a wedding. We get to dress nice, drink a barrel of Champagne and flirt with complete strangers.

Andy

Don't feel threatened. I brought my own calligraphy pen.

Andy