massimiliano allegri 's starting line-up had an average age of 30 years 64days during their slender 1-0 quarter-final first leg win over monaco .
the juventus side which faced monaco in the champions league had an average age of 30 years and 64 days .
juventus goalkeeper gianluigi buffon continues to impress in between the sticks at the age of 37 .
inter 's side , which had an average age of 31y 331d , included the likes of julio cesar , cristian chivu and esteban cambiasso .