Singer Justin Bieber has deleted a nude photograph he posted on Instagram and has apologised to anyone he "offended".The 21-year-old singer posted the naked picture he took in Bora Bora on Instagram on July 7 and received more than 1.7 million likes for it in a day, but has since taken it down, because he "embarrassed" his friend39s daughter, reports femalefirst.co.uk.Along with a fully clothed image of himself, Bieber shared: "Hey I Deleted the photo of my bu on Instagram not because I thought it was bad but someone close to me39s daughter follows me and she was embarrassed that she saw my bu and I totally wasn39t thinking in that aspect."And I felt awful that she felt bad. To anyone I may have offended I39m so sorry. It was completely pure hearted as a joke but didn39t take in account there are littles following me!!! Love u guys sic."The "Boyfriend" hitmaker39s nude picture was mocked by Miley Cyrus earlier this week.Cyrus edited the image to enlarge Bieber39s derriere.Cyrus changed the image and reposted it on her own account, writing: "Bieber got back!"