 
 <translate> This is the relevant information: The fourth season premiered on March 12, 2018, with Ali Khan replacing Palmer as host. So the answer is Ali Khan. <hau> Wannan shine bayanin da ya dace: An fara nuna kakar wasa ta huɗu a ranar 12 ga Maris, 2018, tare da Ali Khan ya maye gurbin Palmer a matsayin mai masaukin baki. Amsar ita ce Ali Khan. 