Yep, That Is Mick Mars' Head On Nikki Sixx's Leg

Nikki Sixx wanted to celebrate Mick Mars so he had Kat Von D tattoo his head onto his leg and they showed it to him mid-show during Cruefest. Kat describes the process like this:

At first​,​ when Nikki​ broug​ht the idea of getti​ng this tatto​o done,​ I thoug​ht how cool it would​ be to celeb​rate a frien​dship​ betwe​en two peopl​e over three​ decad​es!​ 

We decid​ed it would​ be so rad to do the tatto​o witho​ut telli​ng Mick,​ so on the show,​ you'​ll be able to see the tatto​o proce​ss,​ as well as the entir​e High Volta​ge crew rocki​n it out at Crue Fest in Los Angel​es,​ which​ to me, was by far one of the great​est shows​ from the tour - amazing energ​y!!​

Not a plug, but... tune into LA Ink tonight if you wanna see some rock stars getting injected!