Complex sentence: Tisdale's return to broadcast television was announced in 2010; she co-starred in The CW Television Network drama series "Hellcats" as Savannah Monroe, the peppy and fiercely intense captain of a cheerleading team.
Split into simpler sentences: Tisdale's return to broadcast television was announced in 2010. She co-starred in The CW Television Network drama series "Hellcats" as Savannah Monroe, the peppy and fiercely intense captain of a cheerleading team.