@imsak,
1. She was baffled when she found it in her bag, a small (petite, bantam, runty, etc) doll I had planted the day before as a surprise gift
Two surprises are too many while "small doll" is alliterative
You can delete the "it" which however would also require omitting the comma
Hope haven't overdone this. The potential grammarian is never quite sure what extent the poster expects, while thorough analysis is tedious. In the next two I merely correct grammar
2. ….errors were nitpicked…….
3. …. been of appeal…… or just
…..star appealed….