 Opening the Joplin concert were Teegarden and Van Winkle, an organ-drums duo ... Before her concert, Miss Joplin walked into the lobby and watched customers (sic) arrive.She was not recognized.Columbia Records released "Kozmic Blues" as a single, which peaked at number 41 on the "Billboard" Hot 100, and a live rendition of "Raise Your Hand" was released in Germany and became a top ten hit there.