The shirt is long enough to cover your 'buttocks'.
the baby's left/right 'buttock'
(..) -Man, it's because you are his dinner. -What? -Excuse me? -That's dumb. Come, come, Maurice. What is a simple bite on the buttocks among friends? Here, give me a nibble. The party is over, Julien. Your brilliant plan has failed. What are you talking about? Your friend here is what we call (..)2005 Madagascar