The 31-year-old singer and 41-year-old Nickelback frontman reunited in the studio and shared photos of their cozy get together on Instagram.
Lavigne and Kroeger were joined by fellow musicians Zane Carney and Stephan Hovsepian.
Age: 42 Birthplace: Hanna, Canada Profession: Record producer, Guitarist, Songwriter, Entrepreneur, Musician, more Credits: Spider-Man, Transformers: Revenge of the Fallen, Daredevil, Charlie's Angels: Full Throttle: The two met while dining at Koi.
She sent shots to him and his friends and the friendship soon turned romantic.
Lavigne sure has gotten around between the time she divorced Deryck Whibley and got together with Nickelback's Chad Kroeger.
List of Avril Lavigne loves, ex boyfriends; breakup rumors. The loves and relationships of Avril Lavigne, listed by most recent.
Love, which features an indepth look at dating; The Dating Guy has also been criticized for allegedly being a ripoff of the webcomic Least I Could Do, which was reportedly submitted to Teletoon to create an animated series that did not come to fruition.
Lavigne didn't caption the pictures with her ex, but told fans she was "so stoked" to figure out her mandolin and learn to play a Dixie Chicks song.
The friendly reunion comes six months after Lavigne and Kroeger's separation.
"When you have a voice like yours, you may want to consider being more responsible with promoting bullying, especially given what's going on in the world today.
#Say No To Bullying #The Joke Is Old #Nickelback Has Sold Over50Million Albums." While Lavigne and Kroeger have been separated for more than a year, the two have remained friends.