Dianna Agron Shows Off Pink Hair in New ‘Glee’ Promo (VIDEO)

Dianna's Pink 'Do!
Dianna Agron dyes her hair for 'Glee.'
“You just got glitter-bombed!”

If that doesn’t get you excited for the third season of Glee, we don’t know what will!

In this fast-paced new promo, Quinn (Dianna Agron) debuts her new pink ‘do, Finn (Cory Monteith) “tastes the rainbow” and a Will and Emma smooch!

Check out the rest of the promo above!

Glee’s third season premieres on September 20 on FOX. Will you tune in?