egg plant

i think my mum have a Phd majoring in common sense..wakaka..i tell u..nobody can fool her..i m seriuos..u know..nowadays ppl are selling the 'egg plant' where u break the egg then water it..n wah la the plant grows out of it..well not long ago..i was walking in midvalley n this booth was selling all these stuffs n i came across a special tin where the salesgirl said that if i grow the plant for around 4 months then when u switch on the music, the plant will move..this is something new to me..a grooving plant..how cool is that??!..wanted to buy at that time (wasn't even thinking)..but dun have enough money n its damn expensive..pay like 39.90 to buy a plant..not worth at all..but i m very curious on how the plant can groove with the music..normally these plant only shows msg..but to groove with the music is way too cool..so today i told my mum on this 'cool' plant..n u know wat??!!..my mum juz solve the mystery in like a split second..how can she do that in a split second while me still wondering for around 3 weeks ade n i still cant figure out..i m telling u..my mum got super logical brains..(*respect respect*)..luckily i din pay 39.90 for a peice of magnet..if i ever do..i think i will be deaf (mum shouting at me..) or insane (mum nagging for like how-i-should-know-how-long..till she can get over the issue n drop it..)