If you're already planning on visiting hollywood blvd. and the sign, you might be interested in driving Mulholland as well. Here's a little guide posted by the city:

https://www.latourist.com/index.php?...our-mulholland

I do a modified "An Auto Tour From Hollywood" for visitors sometimes and it's always been a hit. The view from the overlook is one of my favorite things to show people.