Elon Musk shared his subtle reaction to Taylor Swift and Travis Kelce's engagement news on social media.

The billionaire pop star , 35, and Kansas City Chiefs tight end, also 35, announced the news in a joint message posted to social media on Tuesday.

"Your English teacher and your gym teacher are getting married," the high-profile couple captioned a series of photos from the proposal.

Katie Miller, a former adviser to Musk and wife of President Donald Trump aide Stephen Miller , wrote on X : "Great day for hard launches." Alongside her caption, she shared side-by-side photos of SpaceX 's successful Starship test flight and Kelce and Swift's engagement.

In response, Musk—who is Space X's founder—shared a rocket emoji .

This is a breaking story and will be updated.

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