The title of next week's episode is actually Mash-Up (see our promo image s from Fox ), but one of the joints the cast is jamming to is the classic by Young MC, and CW has released a clip! We''ll have to see what Matt has to sat about the episode when he reviews it next week! Peep it after the jump... Related posts: Glee: ‘Mash-Up’ images – Jayma Mays, Dianna Agron (1.08) Preview – Glee: Vitamin D (1.06) teaser and images Kristin Chenoweth to Judge American Idol and appear on Glee