United Kingdom, June 4 -- Ed Sheeran is at the top of the guest list for Benny Blanco and Selena Gomez's wedding.

The couple got engaged in December after over a year of dating and although they haven't yet set a date for their nuptials, the 37-year-old groom-to-be admitted he's already invited his friend and collaborator, who he has previously worked with on the likes of 'Shape of You', 'Castle on the Hill', and Justin Bieber's 'Love Yourself'.

Speaking on the Australian TV show 'Today', Benny said: "I just told him, 'I'm going to have a wedding and you're going to come to the wedding.

"Eventually Ed will come to our wedding when we do have one, but unfortunately we have not scheduled one yet - but we will!"

After Benny and Selena go...