Drew Barrymore thinks getting sober was the most “honouring” thing she has done for her alcoholism-plagued family. The ‘ET: The Extra Terrestrial’ actress, 49, infamously got hooked on drugs and drink by the time she was a teen and was sent to a rehabilitation institution to get sober aged 13 – before she decided to quit booze for good in 2019 and announced her sobriety in 2021. Referring to her family history of alcoholism, she has now told People: “I think, for me, stopping drinking is one of the most honouring things I can do to the Barrymore name because we have all been such hedonists. “D…