Here is a summary of the characters' schedules and their plans:

1. Samantha:

   • Friday at 10:00 AM: Meeting with Diego to discuss the new library update for their app and stretch together.

2. Diego:

   • Friday at 10:00 AM: Meeting with Samantha to discuss the new library update for their app and stretch together.
   • Next Friday at 15:00 PM: Learning improvised bird duets from Leo at the park.

3. Leo:

   • Next Saturday at 14:00 PM: Impromptu duet with Caroline at the park.
   • Friday at 16:00 PM: Discussing the musical project with Caroline and Diego at the cafe near the museum.

4. Caroline:

   • Next Saturday at 14:00 PM: Impromptu duet with Leo at the park.
   • Friday at 16:00 PM: Discussing the musical project with Leo and Diego at the cafe near the museum.

5. Peter:

   • Next Tuesday at 13:00 PM: Meeting with Leo at the park to discuss their new musical project.

6. Noor:

   • Tomorrow at 11:00 AM: Meeting with Mei at the café to discuss potential collaborations.

7. Mei:

   • Tomorrow at 11:00 AM: Meeting with Noor at the café to discuss potential collaborations.

8. Andy:

   • Schedules not specified.

9. Samantha, Diego, and Leo are also involved in feeding the strays together at a specific time (not specified in the text).

10. Caroline and Leo are planning an impromptu duet together at the park.

11. Peter and Leo are discussing a new musical project together.

12. Mei and Noor are planning to collaborate on some exciting opportunities.

13. The group (Samantha, Diego, and possibly others) feed the strays at a common location (not specified in the text).