Avril Lavigne Announces Separation from Chad Kroeger

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5.CHAD KROEGER & AVRIL LAVIGNE After a marriage to Sum 41 frontman Deryck Whibley ended in 2009, Avril Lavigne began a budding relationship with Nickelback frontman Chad Kroeger, and the pair announced their engagement in August 2012. Both artists released albums in 2011 -- Lavigne issued her fourth full-length, "Goodbye Lullaby," while Kroeger's crew dropped "Here and Now" last fall -- and brought their cumulative sales to 34.4 million copies sold. Not a bad nest egg for the new couple!

Avril Lavigne and Chad Kroeger are separating after two years of marriage.

Lavigne announced the news on her Instagram, alongside a happy photo of the now-former couple on their wedding day. 

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"It is with a heavy heart that Chad and I announce our separation today," the 30-year-old star wrote. "Through not only the marriage, but the music as well, we've created many unforgettable moments. We are still and forever will be, the best of friends, and will always care deeply for each other. To all our family, friends and fans, thank you sincerely for the support."

Kroeger and Lavigne married in July 2013.