pic included!..so im new to all of this...i need help

im 16 and im really busy with alot of things...i work go to a performing arts school do 6 plays a year...so i really dont have time to go to a gym..is there anything like a basic workout that i can do just at home like situps..pushups..crunches?..i used to do situps crunches and basically anything that was on that power 90 video..but now i just want to get more defined abs and better biceps and more mass..just at home if its possible.




or any other helpful tips for me...thanks alot in advance!

What are your current stats?

3rd place discuss bodybuilding transformation comp.
"We are what we repeatedly do. Excellence, therefore, is not an act but a habit."
-Aristotle

heght-5'11
weight-160
well i havent been to a gym in forever so i dont remeber lol

http://www.discussbodybuilding.com/Back_to_Basics__Body_Weight_Exercises/m_76900/tm.htm
Here are a list of a few different body weight exercises that you can do. As far as abs go I would reccomend reading 8Pack's basis to perfect abs. He has a lot of good information in there.
Here is the link for it. http://www.discussbodybuilding.com/The_Basics_to_Perfect_Abs/m_61693/tm.htm
-Kyle

3rd place discuss bodybuilding transformation comp.
"We are what we repeatedly do. Excellence, therefore, is not an act but a habit."
-Aristotle