Ashanti has been hailed as the “best mom in the world” by Fat Joe. The 44-year-old singer – who tied the knot with ‘Hot In Herre’ hitmaker Nelly, 49, in 2023 – gave birth to baby boy Kareem in July and now her close friend Fat Joe has heaped praise on how she navigated things since entering the new chapter in her life. He told People: “I am Uncle Joe, and she is the best mom in the world. And that baby is beyond beautiful. When they let you see that baby — like Muhammad Ali, that baby.” The rapper – who duetted with Ashanti on the 2002 track ‘What’s Luv?’ – added that he “just kept bragging” t…