About April Winchell
April Terri Winchell is an American voice actress and radio host. Since 1996, she has been the voice of Clarabelle Cow. Created by The Powerpuff Girls producers Craig McCracken and Lauren Faust, the show chronicles the adventures of Wander and his trusty (and cynical) steed Sylvia, as they travel the universe. The show was produced by Lily Tomlin and Jane Wagner, who discovered her at Cafe Largo in Hollywood. This huge viral success caught the attention of Random House, who subsequently won a bidding war to publish a book based around the Regretsy website. Within four days, the site had received nearly 90 million hits.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.