Justin Theroux proves exes can remain friends with his sweet Instagram shout-out to Jennifer Aniston

In his post, Theroux thanked Auntie Jen for a thoughtful gift, giving Aniston a charming new nickname

The gift featured Anistons debut picture book Clydeo Takes a Bite Out of Life dedicated to supporting rescue dogs

The books profits go towards The Clydeo Fund helping rescue dogs find forever homes and receive rehabilitation

Aniston and Theroux first met in 2011 on the set of Wanderlust and began dating shortly after

After marrying in 2015 the couple separated in 2018 but have stayed close friends

Theroux has spoken about his deep affection for Aniston calling her still very dear and expressing protective feeling

Despite their breakup they maintain mutual support showing how friendship can survive after love

Theroux is now engaged to actress Nicole Bloom with their engagement recently confirmed at the Venice Film Festival