They really need to cut it out with these one season wonders...
So which of the show's youngest two castmates is moving out of Potomac??
[Image via Bravo.]
While introducing 5 Seconds Of Summer, Kendall Jenner totally forgot their name!
Luckily, 5SOS made sure everyone ELSE there wouldn't forget with a smashing performance of She Looks So Perfect!
Ch-ch-check out the video (above) to see the boys from Down Under reach the top of people's minds!