By: Eric Eisenberg Anchorman: The Legend Continues is happening. Adam McKay is directing based on a script he co-wrote with Will Ferrell; all of the major stars from the first movie, including Paul Rudd, Steve Carrell, David Koechner and Christina Applegate, are coming back; Kristen Wiig has signed on for role; and we know that there will musical numbers.But outside of that baseline information the highly anticipated …