Thomas Barr paid Israel Olatunde a lovely compliment while speaking to RTE after he'd progressed through to the 400m hurdles semi-finals.
The 30-year-old was clearly buzzing for the Dundalk sprinter who set a new Irish record on Tuesday night in the 100m final.
Barr said: "Y'know what, it was bittersweet because I needed to be going to sleep at about half 10 but I was wired.