Jen thanked MTV during her 2013 Screen Actors Guild Award. acceptance speech She thanked MTV, saying, "I'll explain that. I earned my SAG card when I was 14, I did an MTV promo for My Super Sweet 16. And I remember getting it in the mail and it being the best day in my entire life, because it officially made me a professional actor."
She also said that this is her very first acting gig. Here's the promo she did for MTV!