The 2015 American Music Awards, which were hosted by Jennifer Lopez at the Microsoft Theater in Los Angeles, brought out the stars over the weekend and featured some unforgettable performances. Science fiction fans got a sneak look at the upcoming "Star Wars" movie, “The Force Awakens,” and Celine Deon gave a moving tribute to Paris after the recent terrorist attacks that killed and injured hundreds of people.

The showlasted three hours and was shown on ABC. Jennifer Lopez wowed the audience with an opening number of dance to many of the year’s top songs, and multiple wardrobe changes.

Some of the other performers during the show included Coldplay, as well as Gwen Stefani, and Alanis Morrissett, along with 5 Seconds of Summer and Carrie Underwood.

One Direction wins Artist of the Year at 2015 American Music Awards

The musical group One Direction received the AMA for Artist of the Year for the second year in a row and also won for favorite duo or group-pop/rock.

During the star-studded event, singer and heartthrob Justin Bieber marked his official comeback, as his album “Purpose” was listed at the top of Billboard’s record charts. Bieber was awarded an AMA for best collaboration along with Skrillex and Diplo for "Where Are U Now," and he performed the hit at the end of the awards show for the audience, while rain actually poured down on the stage.

Some other winners included Taylor Swift for Song of the Year, “Blank Space,” Favorite Pop/Rock Album, “1989,” and Favorite Adult Contemporary Artist. Favorite Country Male Artist, Luke Bryan; Favorite Country Female Artist, Carrie Underwood, Favorite Alternative Rock Artist, Fall Out Boy; Nicki Minaj won for Favorite Rap/Hip Hop Album, “The Pinkprint,” and Favorite Rap/Hip Hop Artist.

New Artist of the Year was Sam Hunt.

Solidarity showed for Paris attack victims

The 2015 American Music Awards show wasn’t all fun and games, as Celine Dion sang a tribute to the victims of the recent Paris attacks that killed and injured hundreds of people when terrorist shooters and bombers attacked several places in the city on November 13.

She sang a French hymn called, "Hymne à L'Amour" in French, as the audience wiped a few tears from their eyes. One of the bands at the AMAs, 30 Seconds to Mars, had actually played at the Bataclan, which is the Paris concert hall were 89 of the Paris victims were killed. As Dion sang the sweet hymn, the Eiffel Tower was projected behind her on the screen.

The 2015 American Music Awards are based on votes from the fans.