08/18/2014 12:16 pm ET Updated Aug 18, 2014

Justin Timberlake Calls Madonna His 'Ninja,' Outrage Ensues

Kevin Mazur via Getty Images

Here's perhaps the best advice one could give a celebrity trying to navigate the world of social media: Think before you tweet, and choose your words carefully. For you will be judged.

Us Weekly reports that Justin Timberlake is the latest celebrity to feel the wrath of Twitter, after he wished Madonna a happy 56th birthday on Aug. 16. His choice of words didn't sit well with many:

"A happiest of Bdays to my mother chucking ninja, @Madonna!! Hope you have a great one, M!" Timberlake reportedly wrote in a tweet that has since been deleted.

Almost immediately, Twitter users began calling out the 33-year-old singer for his use of the word, which is viewed by many a still-troublesome substitute for the word "n****":

Timberlake has since deleted the tweet and most recently retweeted:



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