Complex sentence: WCW commentator Tony Schiavone acknowledged Marella's death on the October 11,1999 which Bobby Hennan insisted on doing "WCW Monday Nitro" episode, even though Marella never worked for WCW.
Split into simpler sentences: WCW commentator Tony Schiavone acknowledged Marella's death on the October 11,1999 episode of "WCW Monday Nitro". Bobby Heenan insisted on doing a tribute to Marella, even though Marella never worked for WCW.