Saturday Night Live has truly upped the star power for this election-year season, and Jim Carrey's take on Joe Biden might be the jolt the show needs to keep its buzz going. The comedy icon made his guest-starring debut over the weekend for a politically charged cold open that lampooned the recent presidential debates. The "Cold Open" sketch opened with Chris Wallace (Beck Bennett) promising that he's going to do a good job before President Donald Trump (Alec Baldwin) immediately cuts him off.  "Tell that to my Adderall, Chris. Now let's get this show on the road and off the rails," Trump begins. "You did take the COVID test you promised to take in advance, right?" Wallace asks.  "Absolutely. Scout's honor," Trump shoots back, holding up crossed fingers. Shortly after, Carrey's Biden takes the stage pointing fingers guns and pulling off his sunglasses with a broad smile. As the debate goes on, Carrey's Biden struggles to maintain his anger issues, talking to himself, breathing into a ...