Technically Meg doesn't start it but that aside, it's 'Don't Make Me Over'
Intel
· Nitty Gritty Dirt Band
little river band
Well... since there is no such episode where Meg & Peter loved the same band you'll have to change Meg to Haley, Peter to Stan and Family Guy to American Dad and the answer to your question is "My Morning Jacket"
'999' is the name of a British punk band from the late 70's.
slipknot
Brian is in every episode
The real name of the episode is "Untitled Griffin Family History".
make it happen
verve
Nirvana is one.
Deep Purple