December 3: Amanda Seyfried- "Mama Mia," "Mean Girls" and "Big Love" - is 26-years-old today.

Amanda Michelle Seyfried began modeling at 11 and acting at 15. There was another talent that most didn't know she had; she could sing. Singing was Seyfried's first passion and received formal voice and dance training from age 11 to 17 in her hometown