This is the moment a groom surprised his gran by asking her to walk him down the aisle.

Andrew Bacon, 32, shares a close bond with his grandmother Margaret Bacon, 83, and he wanted to honour her in unique way.

So asking her to walk him down the aisle alongside his mother felt like the prefect gesture.

Heartwarming video captured by Andrew's now wife Erin Bacon, 31, shows Margaret's emotional reaction.

Andrew, a truck driver from Blacktown, Australia, said “I didn’t want to do the traditional thing and wait at the altar.