1: "The Big Bang Theory returns with a new spinoff series!"

2: "Could these 8 celebrities make an appearance in the spinoff?"

3: "Fans are buzzing about the potential cameos in the new series."

4: "From A-listers to up-and-comers, who could join the cast?"

5: "Speculation is growing about the star-studded lineup."

6: "Get ready for some familiar faces in The Big Bang Theory spinoff."

7: "Stay tuned for exciting casting announcements!"

8: "Which celeb would you love to see in the spinoff series?"

9: "Watch out for these potential guest stars in The Big Bang Theory spinoff!"