$hash{1} is a reference to an array to get the values back dereference it:

#!/usr/bin/perl -w

use strict;
use warnings;

my %hash ;
$hash{1} = ["me","you"];

foreach my $item ( @{$hash{1}} ) {
        print "$item\n";
}

exit;
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update:Meant to point out tye's References quick reference for further reference.

-enlil