Charles Sykes / Invision/AP 1 / 5
Charles Sykes / Invision/AP 1 / 5

Singer Neil Diamond is engaged to wed for the third time.

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The "Sweet Caroline" crooner announced the news on his Twitter page on Wednesday morning.

He wrote, "Good news coming from sunny LA/ and you're the first I want to tell/ Katie & I just got engaged/ and I hope you wish us well. Neil."

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Diamond, 70, then introduced his fans to his blonde fiancée by uploading a photo of her to the social networking site, alongside the caption, "I'd like you to meet Katie. I'm lovestruck. I took this photo in London last month."

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The singer was previously married to his high school sweetheart, teacher Jayne "Posey" Posner. They split in 1969 after six years as man and wife, and he went on to wed Marcia Murphey later that year. They divorced in 1995.

Diamond has two children from each marriage.