Original: Sopranos who have sung the extremely demanding title role include Anja Silja ( who later sang the Countess Geschwitz ) , Julia Migenes , Teresa Stratas , Evelyn Lear , Nancy Shade , Karan Armstrong , Christine Schäfer and Marlis Petersen .
Simplified: Famous sopranos who have sung the main part of Lulu include Teresa Stratas , Anja Silja and Christine Schäfer .