I don't know if this is done before in this thread, though I was wondering of what's your favorite episodes that's featured Sunny in her solo episodes in Tell your Tale.
Heres a list for reference:
Season 1: 

1. Sunny-Day Dinners 
2. Alicorn Issues 
3. Neighfever, with Dahlia 
4. My Bananas 
5. Another Pony’s Trash 
6. Starscout Code 
7. Pony Partay 
8. Filly Filling 
9. Foal Food 
10. Sunny’s Smoothie Movies 
11. Mission Imponable 
12. Sparkle School 
13. Moon Festival 
14. Attack of the Bunnisus, with the Mane 6 and Windy 
15. Crystal Ball, with the Mane 6 
16. Equestria’s Got Talent, with the Mane 6 
17. Snow Business like Show Business, with the Mane 6 

Season 2: 

1. Icy Prints 
2. The Lone Alicorn 
3. Written in the Starscouts, with Zipp