ANSWERS:
Clue #1: If you looked up
notso_white_rabbit you would see that her journal is filled with "Alice in Wonderland" passages. In the two posts titled "Tweedle dum" and "Tweedle Dee" You could highlight to see:
Quote:
For what reason do you listen to the radio so much? Flying so high, aren't you afraid? Asking my brother wouldn't do any good, he is much too dum. George and Wheezie may know more.
I'm so hungry after listening to the radio. What that has to do with my stomache is beyond me. My head seems to be hurting as well. Maybe I should have listened to the door mouse. What was the last line again? My ears just popped, I hate being in an airplane.
George and Wheezie were the Jeffersons on television, and the other hints pointed to an airplane. Put it together and it makes the name of the band "Jefferson Airplane".
This still leaves the:
Quote:
What that has to do with my stomache is beyond me. My head seems to be hurting as well. Maybe I should have listened to the door mouse.
If you look up the song "White Rabbit" by Jefferson Airplane, and look to the last line you will see that it is "feed your head".
Clue #2: If you look up the user feed_your_head you will see that he has an image in his signature:

The lines you should be most focused on are "the third from the bottom is funny" and the word "donated". If you look in the announcement in the guild of the rules you will see that there is a list of donations under it. Now, scroll down to the third one from the bottom to see the word "funny". Click it and it will link to
this page.
Clue #3:
Looking around the outside of the picture there are several sentences. Up at the top of the picture is the word "snuggleclumps". If you look up the user Snuggleclumps you can see that there is another clue in the signature.
Clue #4: 
If you look at it and rearrange it slightly you come out with:
My first begins with loyalty,
My second circles outwardly,
My third leads all to victory,
My fourth exists within eternity.If you take the first letters of each of the last words you get "love". If you PMed this to me, you received another riddle.
Final Clue: This easy riddle was the final clue:
This thing all things devours:
Birds, beasts, trees, flowers.
Gnaws iron, bites steel,
Grinds stone into meal.
Slays king, ruins town,
And beats high mountain down.The answer to this is "time". If you answered this correctly you won!