The 4th of the famous 36 questions for falling in love is: "What would constitute a 'perfect' day for you?" 

https://www.theguardian.com/lifeandstyle/2015/jan/14/love-is-getting-answers-right-to-36-questions

On Sep 10 I'm going to live out my answer. 

I will be recording my predicted affect (integer number out of 10) for each activity (in the comments on this market). Then I will report my realised affect after each activity. The activity (or activities) with the highest realised affect score win the market.

- 8:30-9:15am, coffee and chocolate tasting wearing onesies

- 1:40-2:40pm, piano hopping (public piano + singing)

- 10-11pm, walk in circles around the block calling friends in convenient time zones