Elizabeth Pena -- who became famous playing Ritchie Valen's brother's baby mama in "La Bamba" -- died from complications from alcohol abuse.According to the death certificate -- obtained by TMZ -- Pena suffered from cirrhosis of the liver "due to…
TMZ Staff, TMZ
Wed, 10/22/2014 - 3:05pm
Elizabeth Pena -- who became famous playing Ritchie Valen's brother's baby mama in "La Bamba" -- died from complications from alcohol abuse.According to the death certificate -- obtained by TMZ -- Pena suffered from cirrhosis of the liver "due to…