Welp, it's really not easy being green. Plans for another Muppets-centric series for Disney+, Muppets Live Another Day, have been abandoned. The trio behind development on the series included Josh Gad as well as ABC's Once Upon a Time duo Adam Horowitz and Edward Kitsis. Variety's report from earlier this week indicate Gad, Horowitz, and Kitsis have called it quits on their Muppets Live Another Day project. The series had never been formally announced, unlike the Muppets Now short form series which is still moving forward after it was announced at the D23 Expo. The creative …