1saleaday via ebay has a 32GB Micro SD SDHC memory card Class 2 with adapter for $19.99. Pretty good price for this sized card.
Capture, store and share data, music and video clips with this Samsung MMB3R32GUACA microSDHC card! This Samsung micro Secure Digital High Capacity (microSDHC) Memory Card features an impressive 32 GB capacity to hold all your important pictures, videos, music, data files and more. The MMB3R32GUACA is rated Class 2 for speed and performance based on SD 2.0 specifications.
32 GB capacity
Speed performance rating: Class 2
Compatible with microSDHC devices
Compatible with SDHC devices with use of adapter (not included)
Ideal for cell phones and other devices that use a microSD card