The Thursday at 8PM timeslot has long been a problem for ABC. Its current occupant, Once Upon A Time in Wonderland, averaged a 0.8 adults 18-49 rating last week. The network will see how its Friday night powerhouse Shark Tank fares in the time period . As first reported by The Hollywood Reporter, a new episode of Shark Tank will air on Thursday, April 10 at 8PM, followed by an additional new episode of Shark Tank in its regular Friday at 9PM time period on April 11. The network is billing it as a "two-night Shark Tank event."