Lauren Jauregui Surprises NYC's Jingle Ball Concert with Halsey!

Lauren Jauregui hits the stage for a performance of the song “Strangers” alongside Halsey at Z100′s 2017 Jingle Ball concert on Friday (December 8) at Madison Square Garden in New York City.

The 21-year-old Fifth Harmony singer was a surprise guest at the concert and she wasn’t the only surprise for audience.

Halsey also brought her boyfriend G-Eazy on stage during her set and they showed off a lot of PDA. Later in the night, they were seen holding hands at an after party held at Avenue.