first you have to get the pass after beating the last gym leader i think professor elm gives you the pass and then you get to go inside
There are no PokeBlocks in HG/SS.
In Pokemon HeartGold (and SoulSilver), the SS Anne has been replaced by the newer, more stylish SS Aqua. It starts out in Olivine City, but can be in the Vermilion City dock, too.
growlith and kyogre SS is vulpix and groudon.
You cant.You can only get it in Pokemon black.Or trade from black to heartgold.
yes, morning, day and night will be in HG/SS
You can get some plates from the SS. Aqua captain
You cannot get the Red Orb on HG, only on SS.
Psybeam is not available by TM or Move Tutor in HG/SS.
There is no PokeRadar in HG/SS, unless you count the PokeRadar in the PokeWalker.
You cannot cheat in the Pokemon HeartGold or SoulSilver lottery.
Mystery Gift is already unlocked on HG/SS.
It isn't in HG nor SS. It is probably in another version.