Good morning and welcome to your Tuesday morning television briefing. Like many of you out there, I'm bummed that my three-day weekend sailed by far too quickly... but am also thrilled that the fall TV season is finally upon us. Digital Spy has a roughly 90-second trailer up for Merlin , which airs on BBC One and on NBC this winter and stars Colin Morgan, Anthony Stewart Head, Michelle Ryan, Richard Wilson, Katie McGrath, Bradley James, Angel Coulby, and Santiago Cabrera. ( Digital Spy ) 90210 mania is upon us with mere hours to go before the launch of 90210 2.0, as it were. EW.com has some behind-the-scenes footage and interviews with Jennie Garth and Shannen Doherty from their recent cover shoot. ( Entertainment Weekly 's PopWatch ) Shannen Doherty, meanwhile, sat down with the Los Angeles Times for a brief interview, in which she said that the sudden goodwill being directed towards her from the public "definitely feels good" and "also feels scary." (