Simplify the following text for a Grade 9 native English-speaking person.
Original: Most notably , Roberts announced the ECW show each week on the Sci Fi Network until September 2007 , before swapping with SmackDown 's Tony Chimel .
Simplified: Also , Roberts announced the ECW show each week on the Sci Fi Network until September 2007 , before swapping with SmackDown 's Tony Chimel .