Yes, there is a performer named D J Mossy
No but there is a band named kid rock if thats what you meant.
There is no mossy Rock in Ilex Forest. The only Mossy Rocks are in Pearl/Diamond/ Platinum/Black/White
You can't take the mossy rock. It's there for evolving an eevee into a leafion. What you have to do to evolve it is to level him up around the mossy rock then he will evolve.
There is no mossy rock in HeartGold. There is not one in SoulSilver, either. A mossy rock is only found in Pokemon Diamond and Pearl. You must trade for a Leafeon to get one in Pokemon HeartGold.
Jethro Tull was the 1960s rock band named after a farming inventor.
No, it is an animal, a reptile.
Yes. Alaska! (American indie rock band)
Poison.
Pearl Jam
Metal.
There is no rock band named Googli. The is the search-engine called Google but no band with a name similar to Googli. The closest band name is Gogol Bordello.
The rock/country band is named Exile (formerly the Exiles).