BUSINESS
03/18/2013 07:08 pm ET

Mark Cuban To Donald Trump: 'You Are So Easy To Pick On'

Donald Trump and Mark Cuban, who are both allegedly billionaires, have gotten themselves into yet another feud.

First, Trump accused the Dallas Mavericks owner of "childish behavior":

Cuban fired back, saying he doesn't take Trump seriously:

Cuban and Trump have been taking shots at each other for months. Just last week on The Tonight Show, Cuban read aloud a letter that Trump had sent to him in 2004, in which Trump had written, "I am truly sorry to hear that your show [The Benefactor] has been canceled for lack of ratings," according to the Hollywood Reporter.

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