Adam Levine shows off his new giant mermaid back tattoo on Nov. 16, 2015.
Ariana Grande showed off a subtle neck tattoo (it says, "mille tendresse" -- a French endearment and Breakfast at Tiffany's quote signifying love) arrives at the 57th GRAMMY Awards at Staples Center on Feb. 8, 2015 in Los Angeles, Calif.
Adele bares her elegant "A" tattoo as she arrives at the 55th Annual GRAMMY Awards at Staples Center on Feb. 10, 2013 in Los Angeles, Calif.
Ed Sheeran Instagrammed a photo of a half-way done lion tattoo on his chest in Aug. 2015. The tat was to commemorate his three sold-out shows in a row at Wembley Stadium.
Chris Brown had his lion tattoo removed and a demon or some sort of mask was put in its place.
Selena Gomez revealed a new tattoo in July 2014 just below her right shoulder. The four-inch inscription reads "Love Yourself First" in Arabic and was done by New York tattoo artist Bang Bang McCurdy. "From my first to my last. It's always this fool," Gomez posted on Instagram about the man behind the majority of her tattoos.
Demi Lovato kept things romantic with a new tattoo of a rose on her wrist.
Taylor Swift's bestie Ed Sheeran literally has arm-fulls of tattoos that include a penguin, tea cup, a LEGO and of course a Teddy bear. And since they're BFFs, Sheeran even has a tattoo that's a tribute to Swift’s Red album.
DJ Calvin Harris showed off his "Enter With Boldness" tattoo on his right arm as he performs live at Radio 1's Big Weekend on May 24, 2014 in Glasgow, Scotland.
Brantley Gilbert got political with a tattoo on his back in honor of the Second Amendment.
She's so fancy, you already know... but what about Iggy Azalea's tattoos? The Aussie rapper has "Trust Your Struggle" on her right wrist as well as the goddess Venus, and a bit of ink on her fingers and feet.
Miley Cyrus and Wayne Coyne
Miley Cyrus and Wayne Coyne of the Flaming Lips got matching tattoos on July 5, 2014 in honor of Miley's dog that read "With A Little Help From My Fwends," because that's how everyone spends Fourth of July weekends, right?
Jason Derulo says of his tattoos, “I love skulls and I put a music note in the forehead of this one to symbolize that music is always in my head." Also part on the are the words "Future History" in reference to his album and record label.
Kesha's got a handful of tattoos: an anchor she got in Cuba for $5, a cross done by a friend at home, a skull and crossbones, and even that Illuminati eye in the palm of her right hand.
Rick Ross celebrated the new year by getting the Miami Heat logo tattooed on his face in early January 2015.
Hayley Williams of Paramore rocked her leg tattoos while performing at 102.7 KIIS FM's Wango Tango on May 10, 2014 in Los Angeles.
Florida Georgia Line
The guys of Florida Georgia Line are dripping in tattoo ink, with a heavy amount of their tats on their arms. During the 2014 CMA Festival, Tyler Hubbard and Brian Kelley showed off "Work Hard" and "A Little left of Livin' Right" on their inner arms.
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Who needs jewelry when you've got your charms tattooed? Back in 2009, Lily Allen gave up on charm bracelets when she got a smiley face, Keith Haring dog, star of David, and Homer Simpson (among others) inked around her wrist.
At the ripe old age of 22, country singer Miranda Lambert got two Colt .45s with wings tattooed on her inner left arm. This design has since become something of a default logo for the performer and was also her very first (Lambert also has ink on one of her feet).
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Drake had a photo of his father tattooed on himself.
Justin Bieber got some ink paying a debt to his Mom's inspiration. "@bangbangnyc did this art," he said on Instagram. "Moms [sic] always watching ;)"
There's no denying that President Barack Obama has made the type of history worth documenting and, sure, maybe even commemorating in a variety of ways. Still, Game's tummy tat of the Prez is a head-scratcher.
Kesha got a smiley face tattoo on her foot on Jan. 1, 2014 to ring in a happy new year.
“Just did the RADDEST tattoo," artist Kat Von D tweeted recently, on the heels of marking up Miley Cyrus. "A miniature rendition of a DaVinci anatomical heart!” Obviously, Miley's not afraid to wear her heart on her sleeve.
One Direction member Harry Styles pulls down the neck of his shirt to reveal two birds flying high at the top of his chest, just below his collarbones.
Lady Gaga had the words "Mother Monster" written below her armpit.
One Direction' Zayn Malik's "ZAP!" tattoo has yet to be explained. But based on its loudness and cartoonish appeal, it's probably safe to assume that the guy just loves comics and superheroes, right?
Fall Out Boy singer and bassist Pete Wentz has an owl resting on his left arm.
"I made you a promise when I hit one million followers," 30 Seconds to Mars frontman (and Oscar winner) Jared Leto tweeted. Pleased by the amount of Twitter fans he earned, it was time to debut his arrowed-up back. "Thank you all! xo."