This week on Late Night With Seth Meyers, Sia  performed her hit song "Chandelier,"  while Lena Dunham did an interpretive dance, of course. As the song continues to pick up steam, we've been thinking about how Sia wrote Beyoncé's "Pretty Hurts"  and wondering: what else has come from Sia? We've collected 14 songs that have been written, cowritten, and sometimes even performed by the Australian artist. Keep scrolling, and prepare for a few surprises.
Source: Getty / Noam Galai 
"Diamonds" — Rihanna
This song topped music charts in over 20 countries and became Rihanna 's 12th No. 1 single.
"Breathe Me" — Sia
This is almost surely Sia 's most popular and well-known song to date and was featured in the intensely emotional series finale of Six Feet Under .
"Perfume" — Britney Spears
Britney Spears  cowrote this song with Sia . It's reported that the song has real-life ties to Jason Trawick , whom Britney split from during the recording process.
"Let Me Love You (Until You Learn to Love Yourself)" — NeYo
This song received favorable reviews from critics, including a Billboard critic who claimed the song re-established NeYo's top 40 appeal.
"Pretty Hurts" — Beyoncé
Sia  offered this song to both Katy Perry  and Rihanna  before she ultimately gave it to Beyoncé.
"Loved Me Back to Life" — Celine Dion
This song became Celine Dion's 40th entry onto the Billboard Music charts.
"Wild Ones" — Flo Rida
This song, featuring Sia 's voice, is Flo Rida's bestselling single to date and one of the bestselling singles of all time.
"Titanium" — David Guetta
Sia  cowrote this No. 1 single, making it the first time Sia's name hit the top spot. It's also, notably, the song Anna Kendrick  sings in the shower in Pitch Perfect.
"She Wolf (Falling to Pieces)" — David Guetta
After the epic success and acclaim surrounding "Titanium," Sia  and David Guetta paired up again.
"Standing on the Sun" — Beyoncé
Granted, this song was only used for an H&M  commercial, but it's a great song nonetheless.
"Cannonball" — Lea Michele
Lea Michele  sat down with Sia  to conceptualize this song, which was about the loss of Cory Monteith .
"Radioactive" — Rita Ora
This is arguably Rita Ora's most popular song, and it has Sia 's name on it!
"You Lost Me" — Christina Aguilera
"You Lost Me" was one of many songs Sia  contributed to Christina's Bionic album. Aguilera even called it the heart of the album.
"Elastic Heart" — Sia
This song, written and performed by Sia , was featured on the motion picture soundtrack for The Hunger Games: Catching Fire.