Family Ties was a key part of the NBC Thursday night lineup, and can't miss television for a period in the 80s. It launched the career of Michael J. Fox but in our house the focus was on Meredith Baxter-Birney who many thought looked like my mom.
My favourite episode of all time was "My Name is Alex" which was a rather trippy two parter revolving around the death of Alex' friend. Here's the heavy conclusion of that episode, which actually holds up really well.
Here's the opening theme.