Also Read: Ratings: 'The Masked Singer' Season 4 Premiere Sinks 44% From Last September's StartThe judges lose it when they first see him, with McCarthy shouting out “What is this?!,” Scherzinger looking on in awe, host Nick Cannon saying “This is amazing,” and Thicke going, “What??”Along with Baby Alien, the Group B contestants competing on tomorrow’s episode include Serpent, Seahorse, Gremlin, Crocodile, and Whatcamacallit.As promised in last week’s promo, this hour of “The Masked Singer” will