The biggest awards in British music, the Brits, are taking place at London's O2 Arena on Wednesday evening.
One Direction, Taylor Swift and Robbie Williams are among those performing.
Leading the nominations are Emeli Sande, Mumford & Sons and Alt-J - they're up for three prizes each.
But who's going to win? Ricky speaks to our music insider, radio DJ Sam Walker, to see her Brit Award predictions for Best Male, Best Female and Best Group.
Send us your predictions
We want to know who you think deserves to win - or will win - at the Brit Awards, and why.
Do you agree with DJ Sam Walker's predictions?
Do Emeli Sande, Mumford & Sons and Alt-J deserve the most nominations?
Who would you dish out the trophies to? Let us know!
This chat page is now closed. Thanks for all your comments. You can read some of them below.
"The Killers and Mumford and Sons!! I've seen both of these bands live and they are both amazing!!"
Katie, Manchester, England
"I think Coldplay are going to win live act because, honestly, I don't think anyone can beat the Xylobands."
Ale, Boston, USA
"I really think Mumford & Sons should receive a Brit because they are brilliant and really original."
Alicia, Manchester, England
"I think Adele should win a Brit Award for best single."
Abbie, Belfast, Ireland
"Obviously One Direction are going to win, they have just taken over the world!!!!"
Shabana, Bradford, England
"New music is rubbish. The Rolling Stones should win."
Andrew, Selkirk, Scotland
"One Direction are so going to win. I love them so much. I hope they win a Brit Award. I would scream the house down. Woooo go 1D."
Lilly, Leicester. England
"I think Emeli Sande should win best solo female artist because her voice is amazing and I love her. I also think Taylor Swift has a good chance."
Olivia, Huddersfield, England
"I think Olly Murs will pick up an award as he's a true superstar and makes the best of tunes! Go Olly!!!!"
Georgia, Haywards Heath, England
"I think Jessie J should win because she is an amazing singer and she does a lot of things for charities. GO JESSIE J!"
Verity, Gloucester, England
"I really look forward to the Brits every year and I hope that Paloma Faith, Jessie J and Emile Sande will pick up some Brits tonight."
Otto, Cornwall, England
"Everyone knows One Direction are going to win! They're amaZAYN! And Taylor Swift will definitely win something!"
Tasnim, London, England
"To me, Robbie Williams all the way! His song Candy is awesome!"
Archie, Essex, England
"I think One Direction is going to win because they have become very well known and they have also taken over the world but everyone who is in the Brits should be proud of what they have achieved."
Isha, Accrington, England
"If Gangnam Style was British it would win all the awards. Well except female solo artist obviously."
Edward, Norfolk, England
"I think Paloma Faith because she is a good singer. Go Paloma Faith!"
"I think Rita Ora is going to win the girls."
Kyle, Dunblane, Scotland
"I think Taylor Swift is going to win a Brit award because she is great at singing."
Kiera-jade, Hemel Hempstead, England
"I truly think Emeli Sande because she is a very amazing singer and I feel that she really deserves to win!! Go Emeli!!!"
Rona, West Sussex, England
"I think for solo female singer Taylor Swift and for boy band 1D."
Emily, London, England
"One Direction! They are amazing, talented people and have taken over the world in the past three years. Go 1D! I also think Paloma Faith for best female and Calvin Harris for best male!"
Ellie, Stoke, England
"I think Robbie Williams will win because everybody likes the song Candy - it's epic."
Harvey, Staffordshire, England
"I think Olly Murs should, and will, win! He is such a good singer and his new songs are amazing! Also, when he sings, he dances and enjoys what he does! Everybody loves Olly Murs!"
Danielle, Reading, England
"One Direction deserve to win because they are amaZAYN, extraordinHARRY, fabuLOUIS, phenomeNIALL, brilLIAM. They are also taking the world by storm."
Georgia, Northern Ireland
"I think Mumford & Sons should win a Brit Award because they are great artists with extreme talent!"
Alice, Stoke-on-Trent, England
"Mumford & Sons should definitely receive a Brit! They are the best band of this year, their new album is amazing!"
Molly, Hartlepool, England
"I think One Direction will win a Brit award, because the girls love them and they have amazing voices!"
Lauren, East Sussex, England
"I think Emeli Sande will win because she is a truly an amazing singer and she is the best female solo singer. I would give the trophy to her because she deserves it for all her hard work."
Kayleigh, Wokingham, England
"I think One Direction are going to win best group. Everyone has just gone mad for them this year and they are doing really well. Go One Direction!!!"
Holly, London, England
"I think Paloma Faith should win best female because she has everything: she sings, she acts, she's a comedian, she's a presenter and even a fashion icon!"
Max, London, England
"I think One Direction are going to win in their category because they have taken the world by storm! Go 1D!!!"
Imogen, Birmingham, England