Quinn in 3×01 – The Purple Piano Project

If everybody has watched, the recent Glee, episode they know that the episode ended in a shocking to be continued ending.
First of all, it has seemed that everything has been going well for Quinn, getting accepted in to Yale University, being back in the Cheerios, and accepting being a Bridesmaid in Finn, and Rachel's Wedding,also, finally ignoring the fact about her baby being with Shelby. So, when this episode happened it was a shocker!!
After, having to go home and get her bridesmaids dress for Rachel and Finn's wedding, she is stopped by traffic and is running behind.
Getting impatient and...