Derrick Rose and his wife Mieka Reese have worked hard over the last few months to keep hush hush about the impending arrival of their newborn baby. Apparently once the baby arrived, Derrick Rose couldn’t contain his happiness with being a Dad and decided to share images of his newborn son with the world on Twitter (@DRose). NBA.com is reporting the baby’s name is Derrick Jr. however Derrick himself has been referring to him on twitter as “Little Man PJ”. Here are some pictures of the little man. Wonder if he’ll have hops like his old man?…