Here's how I'd do it (pretty similar to Zaxo's and Roger's): 
my %hash;
while (<DATA>) {
    chomp ( my ( $key, $val ) = split /,\s+/ );
    push @{$hash{$key}}, $val;
}
print "$_ ", join( ", ", @{$hash{$_}} ), "\n" foreach sort keys %hash;

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In reply to Re: rearranging text by kesterkester
in thread rearranging text by texuser74

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