Jesse McCartney & girlfriend Katie Peterson are Engaged!

Katie Peterson and recording artist Jesse McCartney attend the 2018 Billboard Music Awards at MGM Grand Garden Arena on May 20, 2018 in Las Vegas, Nevada. (Photo by Matt Winkelmeyer/Getty Images for dcp)

Singer and long time girlfriend of Jesse McCartney, Katie Peterson, confirmed their engagement on her social media on Saturday (Sept. 14).

McCartney posted a photo of him on Instagram kissing Peterson with the caption, “Locked it up.”

His fiancée then commented “Yes” on his post.


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Locked it up. ?

A post shared by Jesse McCartney (@jessemccartney) on

On Peterson’s Instagram account, she wrote in a caption “SEVEN YEARS.. and also forever,”  while sharing a new picture of her showing off her engagement ring.








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SE?EN YEARS.. and also forever.


A post shared by Katie Peterson (@katielaurapeterson) on