Top leaves on plant have started to droop. PICS

this plant is my smallest but its also my droopiest at the moment. She has started to droop at the top unlike the rest. She is a G13 Pineapple express. She also has a couple of purple tips on two leaves . Someone please tell me whats wrong with her.! :-( . she is really bushy and has just started flowering. Is she not too small to start flowerinG? Peace and thanks for the helpPhoto 42.jpgPhoto 40.jpgPhoto 43.jpg
 
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