How "Firefly Lane" Spans 4 Decades of Hair Looks

Kate is intentionally less trendy with her look than Tully. "She's a mom, and she's just way more conservative, even though she thinks she's really hip and into it, she's really not," Koppes says. The only time we see Kate really branch out with a bigger style is for the premiere of the Madonna movie. Other than that, they wanted her to look like someone who's kept the same signature hairstyle for their entire life.