| February 7, 2013

You know the big names: Kelly Clarkson, Maroon 5, Katy Perry, Rihanna, Taylor Swift, Kanye West.

You probably know some of the upstarts: The Black Keys, Gotye, Frank Ocean, Skrillex, Fun.

And you might know a few of the categories: Album Of The Year, Song Of The Year, Best New Artist.

READ: 2013 Grammy Nominations: Was Justin Beiber Snubbed?

But when the 55th Annual Grammy Awards air live on Sunday at 8:00p.m. ET, did you know they’ll be giving out a total of 81 of those golden gramophones?

After completely overhauling the categories last year, the Recording Academy added a few more for 2013. Of course host LL Cool J won’t have time to preside over each one, so only the most popular are televised.

SEE: Past Grammys Looks That Are Too Risque For New 'Dress Code'

And while it’s exciting to see your favorite artists take the stage, scoping out some of the less well-known names and the categories they fall into can be a great way to discover cool new tunes. You can check out the comprehensive list of nominees at Grammy.com, but for starters take a look at the assortment below — and then maybe have a listen…

Best Americana Album

"The Carpenter," The Avett Brothers

"From The Ground Up," John Fullbright

"The Lumineers," The Lumineers

"Babel," Mumford & Sons

"Slipstream," Bonnie Raitt

Best Gospel Song

"Go Get It," Erica Campbell, Tina Campbell & Warryn Campbell, songwriters Mary Mary

"Hold On," Cheryl Fortune, James Fortune & Terence Vaughn, songwriters James Fortune & FIYA, Monica & Fred Hammond, Track from: Identity

"I Feel Good," Phillip Feaster, Fred Hammond, Jonathan Miller & Calvin Rodgers, songwriters Fred Hammond, Track from: God, Love & Romance

"My Testimony," Aaron Lindsey & Marvin Sapp, songwriters Marvin Sapp, Track from: I Win

"Released," Donald Lawrence, songwriter, Bill Winston & Living Word Featuring Donald Lawrence

Best Improvised Jazz Solo

"Cross Roads," Ravi Coltrane, soloist - Track from: Spirit Fiction

"Hot House," Gary Burton & Chick Corea, soloists - Track from: Hot House

"Alice In Wonderland," Chick Corea, soloist - Track from: Further Explorations, Chick Corea, Eddie Gomez & Paul Motian

"J. Mac," Kenny Garrett, soloist  Track from: Seeds From The Underground

"Ode," Brad Mehldau, soloist - Track from: Ode (Brad Mehldau Trio)

Best Tropical Latin Album

"Cubano Soy," Raúl Lara Y Sus Soneros

"Desde Nueva York A Puerto Rico," Eddie Montalvo

"Retro," Marlow Rosado Y La Riqueña

"Formula Vol. 1," Romeo Santos

Best Classical Compendium

Partch: Bitter Music, Partch, ensemble; John Schneider, producer

Penderecki: Fonogrammi; Horn Concerto; Partita; The Awakening Of Jacob; Anaklasis - Antoni Wit, conductor; Aleksandra Nagórko & Andrzej Sasin, producers

Une Fête Baroque, Emmanuelle Haïm, conductor; Daniel Zalay, producer

Best Recording Package

Biophilia, Michael Amzalag & Mathias Augustyniak, art directors Björk

Boys & Girls,  Brett Kilroe, art director Alabama Shakes

Charmer, Gail Marowitz, art director Aimee Mann

Love This Giant, Noah Wall, art director David Byrne & St. Vincent

Swing Lo Magellan, David Longstreth, art director Dirty Projectors

Best Song Written For Visual Media

"Abraham's Daughter" (From "The Hunger Games"), T Bone Burnett, Win Butler & Régine Chassagne, songwriters Arcade Fire

"Learn Me Right" (From "Brave"), Mumford & Sons, songwriters Birdy & Mumford & Sons

"Let Me Be Your Star" (From "Smash"), Marc Shaiman & Scott Wittman, songwriters Katharine McPhee & Megan Hilty

"Man Or Muppet" (From "The Muppets"), Bret McKenzie, songwriter Jason Segel & Walter

"Safe & Sound" (From "The Hunger Games"), T Bone Burnett, Taylor Swift, John Paul White & Joy Williams, songwriters Taylor Swift Featuring The Civil Wars

Best Rap/Sung Collaboration

"Wild Ones," Flo Rida Featuring Sia - Track from: Wild Ones

"No Church In The Wild," Jay-Z & Kanye West Featuring Frank Ocean & The-Dream Track from: Watch The Throne

"Tonight (Best You Ever Had),"  John Legend Featuring Ludacris

"Cherry Wine,"  Nas Featuring Amy Winehouse Track from: Life Is Good

"Talk That Talk," Rihanna Featuring Jay-Z- Track from: Talk That Talk