MUSTACHE HARBOR

Clusterfest 2019 lineup: John Mulaney, Courtney Barnett, Issa Rae, Patton Oswalt, more

The 2019 edition of Comedy Central’s Clusterfest happens June 21-23 in San Francisco with John Mulaney, Courtney Barnett, Issa Rae, Japanese Breakfast, ‘My Favorite Murder,’ Patton Oswalt, Chelsea Peretti, The Roots, Ilana Glazer, Tig Notaro, and tons more…