This link has everything आप should ever need to know about Jean Grey if आप like her but aren't a HUGE dedicated fan. If आप are, आप probably know most of this, but it never hurts to check.
Variant covers for comic पुस्तकें are becoming a लोकप्रिय (or unpopular, depending on who आप ask) item. Jean Grey's solo series is no different. Here I rank the variant covers for Jean Grey #1 from worst to best.