Seamus, the son will turn 11 before his dad by a day on the 28th of February. Reason being his father was born on February 29th, so he only gets a birthday once every 4 years. The father born in 1968 has so far missed out on 33 birthdays in total but says being born on a leap day has its benefits. The son finds it hilarious he has become older than own his father.[Source]