A few examples here - Much more repertoire available!

Canon in D - Pachelbel
Jesu, Joy of Man's Desiring - Bach
Ave Maria - Schubert/Bach (Gounod)
Ave Maria - Caccini/Mascagni
Air - Bach
Trumpet Voluntary - Purcell
Queen of Sheba - Handel
Wedding March - Mendelssohn/Wagner
Watermusic - Handel
Arioso - Bach
Largo - Handel
Marry You - Glee
Thousand Years - Cristina Perri
River Flows In You - Yiruma
All You Need is Love - The Beatles
You Raise Me Up - Rolf Loveland and Brendan Graham
Sugar - Maroon 5
Someday My Prince Will Come - Churchill
Secret Garden - Adagio
Can't Help Falling in Love - G. Weiss
She's Always a Woman - Billy Joel
La Vie En Rose - Edith Piaf
Across the Universe - The Beatles
Flightless Bird - Samuel Beam
Sweet Disposition - The Tamper Trap
O Mio Babbino Caro - Puccini
Our Love is Here to Stay - Gershwin
Four Seasons - Vivaldi
Quartets - Mozart
Quartets - Haydn
Cardas - Monti
Salut d'Amour - Elgar
Meditation from Thais - Massenet
Für Elise - Beethoven
Moonlight Sonata - Beethoven
Rondo Alla Turca - Mozart
Nocturne - Chopin
Swan - Saint-Saens
Arabesque - Debussy
Clair de lune - Debussy
La fille aux cheveux de lin - Debussy
Schön Rosmarin - Kreisler
Après un rêve - Faure
Liebesleid - Kreisler
Vocalise - Rachmaninoff
Gymnopédies - Satie
Je te veux - Satie
Tangos - Piazzolla
Plink, Plan, Plunk! - Anderson
Fiddle Faddle - Anderson
The Entertainer - Joplin
Maple Leaf Rag - Joplin
Take Five - Desmond
Minor Swing - Grapelli
It had to be you - Isham Jones
Tea for Two – Youmans
Take the ‘A’ Train - Strayhorn
What a Wonderful World – Thiele
L-O-V-E - Kaempfert
Autumn Leaves - Kosma
Moon River - Mancini
As Time Goes By - Hupfeld
Amapola - Lacalle
My Way - Francois
Piano Man - Billy Joel
Imagine - John Lennon
The sound of silence - Simon
Beyond the Sea - Trenet
Love Story - Lai
All of me - John Legend
Clarity - Zedd
Cry Me A River - Justin Timberlake
Empire State of Mind - Alicia Keys
Fallin' - Alicia Keys
Girl on Fire - Alicia Keys
Holy Grail - Justin Timberlake
Rather Be - Clean Bandit
Rolling in the Deep - Adele Adkins
Say Something - A Great Big World
Secrets - OneRepublic
Stay With Me - Sam Smith
Titanium - David Guetta
Without You - David Guetta
Magic - Coldplay
Home - Phillip Phillips
Happy - Pharrell Williams
Skyfall - Adele Adkins
Gabriel's Oboe - Morricone
Last Carnival - Norihiro Tsuru
One Hand, One Heart - West Side Story
Phantom of the Opera - Lloyd Webber
Memory - Lloyd Webber
Don't cry for me Argentina - Lloyd Webber
Les Misérables - Schönberg
Send In The Clowns - Sondheim
Look to the Rainbow - Lane
Over the Rainbow - Arlen
Sound of Music - Rodgers
Sunrise, Sunset - Fiddler on the Roof
Tomorrow - Annie
It's a small world - Disney
When You Wish Upon A Star - Hairline
Getting to Know You - The King and I
Consider Yourself - Oliver
Beauty and the Beast - Disney
Chim Chim Cher-ee - Mary Poppins
Christmas Carols - All