XML Read Innermost element/node

i'm just a newbies in working with XML... here is my problem i have a sample xml here..


  New Year
 
     
           Father
           Mother
           Sister
           Brother
     
     
           classmates
           roommate
           bestfriend
      
  



...and this should be the output:

This year event:
January: New Year
February: Valentines
   Priority 1 is my Family
                          1. Father
                          2. Mother
                          3. Brother
                          4. Sister
  Priority 2 is my friends
                          1. Classmate
                          2. Roommate
                          3. Bestfriend

Please help me... thanks