useless trivia: What Word Means: A Young River Salmon?

Questions

In the 1955 comedy he Ladykillers which British star played the leader of a gang of clumsy bank robbers?

The tradition of making what was born out of the need to use up milk and eggs before lent?

In 1994 which film based on a Louisa May Alcott novel starred Winona Ryder and Susan Sarandon?

How many innings make up a standard game of baseball?

Which french musician is famous for his laser concerts?