Season six of "Mad Men" returns tonight, but at least one character is going to look a little different.
Little Sally Draper, Don's daughter played by actress Kiernan Shipka, has officially entered her teens.
Now age 13, Kiernan joined the cast of "Mad Men" in 2007 at just 8-years-old:

Sally Draper Kiernan Shipka Mad Men
AMC/"Mad Men"

She has grown up on the AMC show:

Sally Draper Kiernan Shipka Mad Men
AMC/"Mad Men"

On Sunday's season premiere, Kiernan is a young teenager at age 13, with a boyfriend and all. Here's a glimpse into her older character in season 6:

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Frank Ockenfels/AMC



Mad Men Sally MMS6_1942_B
Frank Ockenfels/AMC

And here's Kiernan on the red carpet at the show's Los Angeles premiere last month:
Kiernan Shipka Mad Men Sally Draper