Grammy-nominated singer Demi Lovato posted two photos on Instagram featuring what's believed to be her third neck tattoo: a tiny black butterfly.

We rounded up pictures of the coolest back-of-the-neck tattoos that are sure to inspire your next ink, from tiny to elaborate.

Looking for neck tattoo ideas? We asked tattoo artists everything that should be considered before getting one. See their tips here.

Adam Levine showed off a new look including a icy blue hairstyle and some fresh ink on his neck ...

Another day, another celebrity tattoo: This time it's Cara Delevingne's neck tattoo making the rounds as the model-turned-actress added to her growing ink collection with a tasteful realistic eye ...

Demi Lovato has a new neck tattoo! The 28-year old unveiled the new ink on Wednesday, September 2, via an Instagram post — and fans are anxious to learn more about the design.

Vanessa Hudgens got a butterfly tattoo because she was named after the beautiful insect. The High School Musical star recently had an image of the creature etched onto her neck and says it's something ...

Cardi's upper-back, which was previously bare (minus the word Samuel in red script on the back of her neck), now has a large tattoo of a butterfly and colourful flowers.

Demi Lovato debuted her new butterfly neck tattoo and possible new song lyrics, as she continues to document her spiritual journey with body ink.

Demi Lovato shared a selfie to Instagram showing off a new butterfly neck tattoo.