Bottles of Beer.

bottles.sh

p() { s='';[ $1 != 1 ]&&s='s';echo $1 bottle$s of beer$2;};a=" on the wall";for x in {99..1};do y=$[$x-1];p $x "$a, ";p $x ". Take one down pass it around, ";p $y "$a.";done

# 173 chars, shitty wrapping.

Trimmed one character off the end.

176 characters, but still with the shitty line breaks.