There's something impressive about Tim Draper. No matter how badly he mangles the rock classics, however cringeworthy the lyrics of his capitalist anthems, or bad the reviews of his acting, the Silicon Valley investor persists. Even after the widespread ridiculing of Riskmaster, his signature song, Draper inflicted a version of Wild Thing — "You make my cash ring!" — upon unfortunate Russian entrepreneurs who would have preferred a polonium overdose. And, this last weekend, the DFJ partner showed on Nickelodeon's new series, The Naked Brothers Band. The show, directed by Draper's sister and starring his daughter and two nephews, also features the Valley venture capitalist, playing, rather woodenly, a high-school principal. We grabbed a clip: