She was best known for her role as Shirley Feeney.
156 is the Ordinal value of Thirty-three and the Hebrew sum of Eclipse.
Her death fell on a date with a Life Lesson number of 33:
Thirty-three is a number of Ritual human sacrifice.
Cindy Williams died a span of 8 years, 95 days after the last eclipse from Saros 153, which fell 63 days after her birthday:
The Sun is an average of ~93 million miles from Earth. Shirley was 93 days older at death than Laverne was.
Penny Marshall died on the first day of Saturnalia, which runs from December 17 – 23:
With capital letters, Shirley Feeney sums to 208.
I don’t normally measure dates in this fashion, but this is virtually identical to what happened with the death of Penny Marshall.