The narrator promises the lover who has had to leave that he will send his love and dreams in daily letters "sealed with a kiss".

[4] The personnel on the original Brian Hyland recording included Mundell Lowe, Al Caiola on guitar, Gary Geld on piano, George Duvivier on bass, Blackie Shackner on harmonica, Gary Chester on drums, and Sticks Evans and Al Rogers on percussion.

The success of the single led to Vinton releasing an album, also titled Sealed with a Kiss, that charted as a best seller.

Vinton's recording was used in both the trailer and the end credits of the 2007 horror film All the Boys Love Mandy Lane.

On May 29, 1989, Australian singer and actor Jason Donovan released a cover version of "Sealed with a Kiss" as the fourth single from his debut album, Ten Good Reasons (1989).

[18] Keen to diversify his sound away from the teen pop/dance material that had been his staple, Donovan told producer Pete Waterman that he wanted to record a cover with cross-generational appeal.

[19] The track was selected by Waterman and PWL promotions executive Tilly Rutherford, with Donovan admitting he was unaware of prior versions.

Bill Coleman from Billboard wrote, "Dreamy rendition of the Bobby Vinton oldie has the potential to provide Aussie-bred, U.K.-based pop star with a long-awaited stateside hit.