when katniss volunteer's for her sister prim at the reaping. This was a important because its not common to volunteer to go to the games but katniss did for her sister because she knows her sister isn't brave enough also she doesn't have any skills.
when katniss was shown on TV on the training day. this was important because all the tributes skill were shown and katniss was taken more seriously after they saw how she shot the arrow at the game Maker and hit the apple
Katniss and Peeta
when Peeta said that he loves Katniss on TV with Cesar Flickerman. This was important because if they weren't together they would've died beacuse they would've killed another .
Rue's was first trapped and killed by Marvel, after katniss sang her a song and covered her body with flowers. This scene was very important because Rue was like katniss's sisters ,her death left ktaniss alone in the hunger games
when Katniss found peeta by the lake she took him into a cave so they are both safe , aftering satying there the night katniss when to the feast to get medicine for Peeta he stayed in the cave . This was important because Peeta could have died but katniss saved his life with the medicine that Heymitch sent .
at the end when Katrniss and Peeta have their final interview showing that their love helped them win. This was important because Katniss and Peeta won the games they both returned to district 12 safe and proud.