Jennifer Garner is celebrating Reese Witherspoon’s birthday by sharing a special message. To commemorate her friend, Garner shared a video of herself playing the saxophone, all dramatically edited to highlight her friendship with Witherspoon. The striking resemblance between these celebrity moms and daughtersJennifer Garner breaks her reading glasses seconds before honoring Mark Ruffalo at His Walk of Fame CeremonyA post shared by Jennifer Garner (@jennifer.garner)The video shows Garner putting on some sunglasses and beginning her sax solo.