Yeah I'm missing bottom cover looked like a rock bounced up n damaged mineAC failure is a known (but rare) problem with the TSX, but it mostly seems to happen with the 2004s.
If you have had your AC compressor go out, post here and include the following:
Year of your TSX
Approximate miles when AC failed (if you remember)
And include any other info you feel relevant
The more data we can gather about this, the better!