JJJ's 'Austin & Ally Countdown' Begins! Our Top 10 Guest Stars Revealed!

We’re not ready — we’re SO not ready for the series finale of Austin & Ally.

Happening in just a week, JJJ is coming at you with a TON of cool things — like counting down our Top 10 Dez t-shirts, Top 10 Trish Headbands, Top 10 Friendship Moments and even counting down our Top 10 Guest Stars.

Plus, we even have some surprises coming — so stay tuned!

Click inside to see JJJ’s list of Top 10 Guest Stars on Austin & Ally…