Name 5 unique activities that you can do with your friends without leaving the house.
1. Have a game night: Gather your friends to play board games, card games or online multiplayer games for a night full of laughs and entertainment.

2. Host a movie or series marathon: Pick a theme or a new series and spend the evening munching on popcorn and watching movies or episodes together.

3. Cook or bake together: Choose a delicious recipe, gather the ingredients and cook or bake a meal or dessert together. 

4. Have a DIY session: Get creative by doing some DIY projects together such as painting, crafting or making your own beauty products. 

5. Organize a home spa day: Pamper yourselves with a relaxing spa day at home. Put on some calming music, light some candles and try different face masks, massages, and nail treatments.
Complete the following task based on the instruction and optional input provided.### Instruction:
Name 5 unique activities that you can do with your friends without leaving the house.

### Output:
1. Have a game night: Gather your friends to play board games, card games or online multiplayer games for a night full of laughs and entertainment.

2. Host a movie or series marathon: Pick a theme or a new series and spend the evening munching on popcorn and watching movies or episodes together.

3. Cook or bake together: Choose a delicious recipe, gather the ingredients and cook or bake a meal or dessert together. 

4. Have a DIY session: Get creative by doing some DIY projects together such as painting, crafting or making your own beauty products. 

5. Organize a home spa day: Pamper yourselves with a relaxing spa day at home. Put on some calming music, light some candles and try different face masks, massages, and nail treatments.