If you listen carefully, near the end of the song, he says "Who will "you" be tonight That's the question." He doesn't say "Gru" until the second time and so on. He is referring "you" as drake fr. As Pharrell allegedly dissed Drake here, he’s referencing Drake’s lies again. Essentially claiming that Drizzy is faking another persona.
Yo, been following you for awhile. You have been steady growing consistently and doing great! I have a discord of music reactors where me learn grow and collaborate. We’d love to have you join us. HMU! Contact info in bio. I dig the “living room style you got going on!” Keep up the great Work!