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Ever since Simon Cowell put the group together on The X Factor, Lauren, Camila, Normani, Ally and Dinah Jane have harmonized like mad and had a ball doing it.

Fifth Harmony, Faking It
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1. Channeling NKOTB, For Reals

Fifth Harmony didn't need to fake any swagger or singing chops in their cover of New Kids On the Block's hit "You Got It (The Right Stuff)" featured on MTV's Faking It.

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2. Conquering the Moonman

5H were super pumped to take the Artist To Watch award at MTV's 2014 video fête, marking the first Video Music Award to go to a girl group since the Pussycat Dolls scored in 2008.

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3. Pranks with Demi Lovato

Fifth Harmony obviously had fun opening for Demi Lovato on her The Neon Lights Tour, as evidenced by their good-natured, epic prank war. To show their appreciation, 5H pied Lovato after their final concert together, the aftermath of which Dinah Jane captured on Instagram for Harmonizers and Lovatics to enjoy.

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4. Chillin’ with the First Family at the National Christmas Tree Lighting

Fifth Harmony knows how to celebrate the holiday season in style, decking the halls with President Obama and First Lady/Boss Michelle Obama.

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5. Jamming to Beyoncé

Camila and Dinah Jane may make sweet music as part of 5H but that doesn't mean they don't sing and dance along to Queen Bey just like the rest of us.

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6. Catching the Holiday Spirit

Destiny's Child, 'NSYNC, Mariah Carey--all mega pop stars have dipped their toes into the Christmas music pool, and now, so have Fifth Harmony. Channeling the quintessential soul-pop diva herself, the ladies update Carey's 1994 classic "All I Want for Christmas Is You."

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7. Playing With Their Very Own Barbie dolls

Fulfilling many kids' dreams, the ladies of Fifth Harmony teamed up with Barbie to develop Barbie doll doppelgangers as part of their multiyear partnership with Mattel's fashion-doll juggernaut.

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8. Taking the ALS Ice Bucket Challenge

Brrr! 5H can't quite harmonize their screams as freezing cold buckets of ice pour over them as part of the ALS Ice Bucket Challenge. Not to be defeated, the ladies complete the challenge together and nominate Austin Mahone as the next victim, er, participant.

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9. Hanging Out on the Tour Bus

Not every Harmony fun moment takes place onstage. Sometimes, girlfriends just wanna sit back on their tour bus, relax in their bunks and watch a rom-com. That is, once they figure out how to work the DVD player.

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10. Celebrating Halloween with an impromptu “Wannabe” Cover

How does an all-lady pop group celebrate All Hallow's Eve? By donning the personas of the Spice Girls in an all-out "Wannabe" live performance, of course!

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11. Hearing “Miss Movin’ On” on the Radio

The ladies of 5H are known for their exuberant nature, so it's no surprise that when they heard their first single, "Miss Movin' On" on the air for the first time ever, much crying, screaming, jumping, hugging and singing ensued.

12 of 15 Austin Mahone/YouTube

12. Intimidating Austin Mahone as Thug Harmony

Teen pop sensation, and 5H tour buddy, Austin Mahone couldn't prepare for the mad beatboxing and rapping skillz of Fifth, excuse us, Thug Harmony. Thug Harmony showed him what's what.

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13. Breaking Through to the Mainstream

Who needs a wrecking ball when you've got "Sledgehammer?" Fifth Harmony debuted their latest single "Sledgehammer" on TV during ABC's Good Morning America.

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14. Setting the Red Carpet on Fire at the 2014 VMAs

Prior to winning the Artist to Watch award, 5H rocked out like a BO$$ during their pre-show presentation.

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15. Showing Off Their Harmonies

Known for whipping their hair back and forth and their glam looks, Fifth Harmony likes to remind audiences just how well they harmonize together, as in their stripped-down take on "BO$$." All the Oprah dollars for these independent sisters!