To help us figure out which star is the greatest, Ellen DeGenres had them fight it out in a confusing quiz-style game that somehow involved glorious kangaroo onesies and giant boxing gloves. In a game of 'Ellen's Australian Boxers' the duo answered questions such as "Where was Nicole Kidman born?" and "What time is it in Melbourne right now?"
The winner scored a jar of vegemite, so it's safe to say the stakes were pretty high. Check out the hilarious clip below...
This article originally appeared on InStyle Australia