The "Elektra" star's older sister, Melissa Lynn, and younger sister, Susannah Kay, both turn another year older this week.

Jennifer Garner is celebrating the birthdays of two of her favorite people in the world: her sisters. In a new post on Instagram, Garner shared some adorable childhood photos with the world, showing her and her sisters over the years.

Jennifer Garner took a trip down memory lane in honor of her two sisters with a series of vintage snaps, and fans couldn't get over how much the three siblings looked alike as kids. The 52-year-old actress took to Instagram on Wednesday,

The Alias star continued, “I’m more and more grateful to be the middle Garner Girl, buffered from the world by one big and one little. Happy birthday, Sisters.” This isn’t