Is that a bruise? Little Mix fans are curious about a black mark on Jesy Nelson's stomach

1 of 5

Jesy Nelson shows off her flat stomach. Credit: Instagram/jesynelson

2 of 5

Singer Jesy Nelson sparks concerns with mystery mark on stomach. Credit: Instagram/jesynelson

3 of 5

Little Mix's Jesy Nelson's sparks concern from fans as she reveals a strange mark on her stomach. Credit: Instagram/jesynelson

4 of 5

Fans Spot Strange Dark Mark on Jesy Nelson's Stomach. Credit: Instagram/jesynelson

5 of 5

Jesy Nelson flaunts her curves. Credit: Instagram/jesynelson

Celebrities who can speak more than two languages