Crystal Bowersox and her musician boyfriend Brian Walker are getting married next month, RadarOnline.com has learned. The AI runner-up announced her engagement through People magazine.

Bowersox broke up with her previous boyfriend, Tony Kusian, less than 24 hours before last May’s AI final performance show. Although the judges loved her, Crystal finished second to Lee DeWyze.

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Crystal has a 1/2-year-old son, Tony, and was nicknamed “Mamasox” by her fellow AI contestants.

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