There are a number of events scheduled this weekend competing for your time and attention. The Greek Heritage Festival is taking place Thursday through Saturday on Pleasant Street. LobsterFest on the Maine State Pier and StrawberryFest in Cape Elizabeth are both taking place on Saturday. On Sunday Rabelais is holding a sidewalk book sale ($1, $3 and $5 books) while over on Forest Ave The Great Lost Bear is celebrating their 30th Annibearsary.