Possible Clues:

• Sign of zodiac
• Sign left one bishop really angry, to start with
• Zodiac sign before Scorpio
• Sign in book store missing line
• Certain stars removed from star billing upset
• Balance made up by supporter, under £1
• Balance in the 39 Across
• Zodiac symbol with scales
• Scale-y astrological sign?
• Scales calibrated to some extent