While the Is Merriweather Post Pavilion The Best Album Of 2009? war rages on, an a cappella group called Momo & the Coop have returned to Sung Tongs, offering an energetic "Leaf House." You may cringe a bit, but that often goes hand in hand with end-of-the-semester indie-rock a cappella arrangements. It's at YouTube (via Fluxtumblr).