Celebrity Celebrity Moms Reese Witherspoon's Latest 'Gram Proves Her Family Couldn't Look More Alike By Kelsey Glein Kelsey Glein Twitter Kelsey Glein is a Seattle-based writer and editor who covers all things fashion, beauty, and pop culture. She was previously the Digital Editor of InStyle and is currently a Social Media Manager at a cosmetics company. InStyle's editorial guidelines Updated on January 19, 2017 @ 08:30PM Pin Share Tweet Email Photo: Joshua Blanchard/Getty It's no secret that Reese Witherspoon and her 17-year-old daughter Ava Phillippe are practically twins, but they aren't the only two members of the star's family who bear a striking resemblance to each other. The actress took to Instagram today to share an adorable photo of herself with her own mom, Betty Reese, and her darling 4-year-old son, Tennessee Toth, and it's more than clear that the trio is related. "Fun day in the kitchen with Grandma," Witherspoon captioned the snap, which shows the mother-of-three smiling as her youngest child licks a frosting-covered spatula. It appears as if the look-alike group is having a blast while baking up some pre-Valentine's Day treats. VIDEO: 10 Times Reese Witherspoon Was the Coolest Mom Back in December, we were reminded once again how much Witherspoon's kids resemble her when the 40-year-old brought her whole brood to the premiere of her animated movie Sing in Los Angeles. Reese Witherspoon Brought Her Whole Family to the Sing Premiere The apple definitely doesn't fall far from the tree.