The One Direction boys made their fans in Japan very happy today with their performance of “Best Song Ever” on Music Station.

But, singing’s not all they did …
Check out a clip of the boys appearing on the station in the below video, recorded by a fan. It’s unintentionally funny …
“@1DInfectionArg_: #NEW | The boys on Music Station today #8 pic.twitter.com/ga3n3x7Pfb”
— 1D Updates (@1D_Updates_WW) November 1, 2013
The One Direction boys weren’t the only ones on Music Station today … Check out who joined them in the below Twit Pic.
Niall posted another photo of the boys with Katy Perry! "Me and my groomsmen and my lovely wife hahahaha" pic.twitter.com/K5WpatDYr6
— 1D Updates NOW :) (@1DUpdatesNOW) November 1, 2013
The boys with Katy Perry & John Maye backstage earlier today pic.twitter.com/SILw5lAxKu
— 1DAlert (@1DAlert) November 1, 2013
Niall's Ig selfie with Katy Perry! The little quote I'm crying pic.twitter.com/CWDnrNjrHP
— 1D Updates (@1DMofosUpdates) November 1, 2013
The boys with Katy Perry backstage at the Music Station in Tokyo!! pic.twitter.com/0TpyTUhsdK
— 1D Updates NOW :) (@1DUpdatesNOW) November 1, 2013