Grandma pranks grandson about turning into an Alien after drinking green juice

Grandma was visiting grandson Jacoby and his brother Johan when their dad made a juice and wanted grandma to try it. Grandson Jacoby then tells grandma that the juice will turn her into an Alien. Grandson Jacoby then says to grandma"let me drink it first". Grandma then pranks grandson Jacoby having him believe that he's turning into an Alien. Grandson Jacoby began to cry and Grandma had to tell grandson Jacoby that she was joking.