MTV documents Nicki Minaj’s rise to stardom for “Nicki Minaj: My Time Now.” The one-hour documentary follows the Pink Friday rapper, born Onika Maraj, as she performs at the VMAs, records the Eminem-assisted “Roman’s Revenge,” returns to her home of Trinidad, and surprises her mother with the keys to her own home. Laugh and cry with the Harajuku Barbie as she reveals the ambitious girl underneath the colorful wigs and wardrobe.