Phelps’s glare at Le Clos goes viral on social media
The pair’s rivalry goes back to the 2012 games where Le Clos beat Phelps to gold.
Le Clos can be seen psyching himself up by air boxing in Phelps' line of sight which commentators say was Le Clos trying to taunt him.
WATCH: Phelps glaring at Le Clos
The pair's rivalry goes back to the 2012 games where Le Clos beat the favourite Phelps to gold.
But Phelps says he was paying no attention to the antics in front of him.
when ur crush's significant other is at the party pic.twitter.com/KJ0N10brb5
- Max Read (@max_read) August 9, 2016
"Everyone has their own race strategy. If that's his, that's his.
"He had a top double tonight, decent swims. Tomorrow's race I would expect we'll get a lot of weight, it'd be exciting."
The two will compete in the final of the 200m butterfly tomorrow morning.