The mother-son duo couldn't be any cuter.
Reese Witherspoon had a super sweet phone call with her son Tennessee.
The 39-year-old actress and the nearly three-year-old tot used Dubsmash to lip sync Raffi's 1994 hit, "Bananaphone."
WATCH: Reese Witherspoon Posts Cute Photo of Baby Tennessee, Writes Sweet Message to Husband
"Good morning! Pick up the banana phone!" Witherspoon Instagrammed to her 3.8 million followers on Sunday. She hashtagged the video #toddlertime and #funwithfruit.
In the recent issue of Southern Living magazine, Witherspoon opened up about the struggles of being a working mother to three children.
MORE: Reese Witherspoon and Tennessee Are the Cutest Mother-Son Pair Ever
"No one's really doing it perfectly," the Oscar winner said. "I think you love your kids with your whole heart, and you do the best you possibly can. But, you know, right now I'm feeling sad missing my little 2-year-old [Tennessee], and my daughter [Ava]'s about to finish her freshman year of high school, and my son [Deacon] has a golf tournament this weekend that I hope I don't miss."