Forget helping kids in poor countries ... Michael Blackson says Odell Beckham needs to spend that new NFL jack on something even more important -- "I'll be your personal comedian!"
Blackson -- whose nephew, Eli Apple, is a starter for the NY Giants -- says he's super happy that Odell managed to secure the bag, but now he needs to spread some of that bread around.
"All I want for you to do is spend that money on some good causes," Blackson said ... "Help the children in China, Argentina, Guatemala.