If i beat the elite four twice will my hall of fame be erased? Pokemon Pearl?

Question

If i beat the elite four twice will my original hall of fame be erased? and if i do beat the elite four do i win anything like the sinnoh champ ribbon agian or no?

Answer 1

No you can keep adding more to your Hall of Fame it is not erased

Answer 2

only if one of you pokemon didn't get it

and no

Answer 3

No, the first hall of fame will be the same. You can have as many as you want without losing any previous hall of fame data.