Justin Bieber's mom failed to give her seal of approval over her son's latest ink. The 27-year-old singer revealed his latest tattoo with snaps of a recent trip he had taken to see to famed tattoo artist Dr. Woo on his Instagram account on Saturday. 'Don't you have enough yet?,' his mother Pattie Mallette commented on the post showing off the peach the star had added to his neck. The ...