Justin Bieber’s Twitter phone prank lands him in hot water

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An important lesson for celebrities: It's not a good idea to use Twitter as your own personal yellow pages.

Justin Bieber is facing some serious trouble this week after a Twitter prank resulted in his fans making thousands of phone calls to two unsuspecting Texans.

Earlier this week, the 18-year-old "Boyfriend" singer reportedly tweeted the message,  "Call me right now at" along with a partial phone number (only the final digit was missing). CBS posted a screen grab of the tweet, being careful to erase the final four numbers: