It's a Christmas song called "Deck the Halls"
8
it is deck the halls
Deck the halls
do ti sol la mi do re la sol fa fa mi ti sol la..., etc
I assume that you and I are thinking of the same song. If so It's a song called Fa La La by Jim Brickman. he is a pianist and the singer of the song is a singer from the UK named Olivia Archbold. The song was done in 2011.
Deck the halls
Deck The Halls with Boughs of Holly.
Deck the halls... The fa la la la la song
"Fa la la la la" is a common refrain in many Christmas carols, adding a festive and joyful element to the songs. It is often used as a way to fill space in the music or to create a sense of merriment and celebration.
The syllables are: sol la sol fa mi fa sol re mi fa, mi fa sol sol la sol fa mi fa sol re sol mi do
the answer is deck the halls (with boughs of holly)