Giggs looked as evergreen as ever against Chelsea, more than 20 years after making his debut. At that time, in 1991, United had won seven titles to Liverpool's 18 but now the Reds are set to go one ahead.
"Fifteen, twenty years ago, you'd never have thought it," he said.
"It's a great achievement by the club and by the manager to haul back our biggest rivals over the '70s, '80s and '90s. We're nearly there and if we do it, it will be special."