Mayday, scientifically could be true, Y sperms (boy) are weaker than X sperms, so if it's not during the fertile period, only the X sperms are still viable.
carole: go for 4 lah! 2 girls 2 boys!
flo: saby's ok, getting naughtier by the day, still won't walk tho, cruises only. catch up soon before i start flying again!