Question: where does the phrase bobs your uncle come from

title: Bob's your uncle
text: ... And Bob 's your uncle is an expression of unknown origin , that means `` and there it is '' or `` and there you have it . '' It is commonly used in Great Britain and Commonwealth countries . Typically , someone says it to conclude a set of simple instructions or when a result is reached . The meaning is similar to that of the French expression `` et voilà ! '' 

Answer: answer: Bob 's your uncle is an expression of unknown origin. The meaning is similar to that of the French expression ``et voilà!''.