Lucy and Lee's age at the time of the wedding is 36 and 46 respectively. They have known each other 7 years, Lucy was 29 (as her 30th was the basis for one plot) and Lee is 10 years older than her (being the same age as Tim).
The vicar who marries Lee and Lucy is Tommy Cannon. He was part of a comedy double act in 80's and 90's called Cannon and Ball. Bobby Ball is Lee's dad.