Mother, 20, claims she didn't discover she was expecting a child until she gave birth while CLUBBING despite drinking throughout her pregnancy and acting "normally."

According to one woman, she didn't realise she was expecting until she gave birth while out clubbing.

Vivian Wise Ruizvelasco, a 20-year-old Mexican sales worker, went into labour

while out clubbing ten months ago, giving birth to her son Matas.

She admitted that in the months before the baby was born,

she was living "as normal," partying, working out, and hanging out with her friends and boyfriend, Tonatiuh González.

She didn't have a discernible bump in photos taken throughout her pregnancy,

it's believed she continued to have spotting which is commonly mistaken for a period