Popsugar Entertainment Hbo Best HBO Documentaries | 2020 25 Powerful Documentaries You Can Watch on HBO Right Now 7 April 2020 by Hedy Phillips View On One Page Photo 22 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 22 Well Groomed This lighthearted documentary shows you just how intense dog grooming can be. Watch Well Groomed on HBO. Previous Next Start Slideshow HBODocumentaries