Avril Lavigne and Chad Kroeger may have separated three months ago, but these two still look to be on good terms. On Thursday night, Chad flashed the biggest grin while exiting the Sunset Marquis hotel in LA with his ex-wife, Avril. You may remember Avril announcing her split from Chad on Instagram back in September. In her post, Avril acknowledged the "unforgettable moments" they shared throughout their relationship and added, "We are still, and forever will be, the best of friends, and will always care deeply for each other." Although it is unclear whether these two have rekindled their romance or are just friendly exes, keep reading to see the photos, and then check out the biggest celebrity breakups of 2015.