All I Want for Christmas is You - Behind the Scenes

[@luciadb5339]

THIS IS THE BEST BIRTHDAY GIFT SOMEONE COULD EVER GIVE TO ME

[@tarintula]

im actually obsessed with them

[@tndas1493]

Jack always crushes the jazz squares. And the the singing.

[@agistanera1281]

Greetings from Poland ! You're amazing guys !

[@Charhappy900]

So great to see Marco there! 😁

[@許姨媽]

1:30 Marco

[@kiragoe]

I've fallen in love with these guys :D

[@michaelmason1280]

Brilliant - keep on enjoying your music - it's a great gift for all of us!

[@xveda199]

Best birtday gift ever yay!

[@Dathan]

Season's Greetings from Houston TX. Just Friday someone suggested your videos and I have been watching this weekend. Talented and fun loving bunch of guys it appears. Enjoy your time together and stay in tune!

[@ellh35]

You are great!! Keep doing all this amazing work!! We love you ❤️

[@georginaburgess121]

I've just performed with you all at Harlington Upper School and it was so much fun I can't thank you enough xx 💙 I love it!!

[@jjbradis]

Your performance has made my day! Yay! =)

[@ekenile]

Because your worth it! Hahaha Greetings from Belgium!

[@DearestMe]

You guys are adorable!

[@MarceloTrevelin]

Love you guys!!!

[@Flotandoenunanube]

Love you guys

[@swanhaven92]

What? No behind the scenes for the pjs scene? Oh well I still love it!

[@tatyanak4304]

1:29 is the best part

[@molly4859]

I'll wait Charlie-santa this Christmas 😸❄️

[@nailahat]

Good job guys!

[@dorothygemillan8190]

Charlie with a santa beard is the best thing ever 😍

[@kirstymclaren3670]

Marco!!!

[@victorialiew8785]

omg?? who is the guy in 1:10? is he new?????

[@JonBastian]

My question exactly. And is he available for export to America?

[@mariamstar1150]

At school (my) my music teacher puts this on every time we have music and my whole class loves it wait I'm talking about the song (hips dont lie)

[@gamergable236]

#OOTBO IS EPIC

[@Sitiputri04]

What's the name of the guy at 1:29? Pleaaase, I need his name! :D

[@waratchaya.97]

+Siti Hartinah Putri Marco Alessi :)

[@anderevan]

I want your song "Santa Claus Is Coming to town", how can I get it?? I want it so much

[@ft3124]

Who is in 1:30? What name

[@agjetta]

Fariya Tahir Marco Alessi

[@judyzscreen]

What every happened to charlie s

[@shreyamudgil9765]

Because you're worth it. Haha.

[@sophicomello5960]

when glee and hogwarts complete...