Giving credit

Does anyone know how to spell "begeebees" as in "scared the begeebees out of me"?

Do you mean "bejesus"?

From Merriam-Webster online:

bejesus
Main Entry: be·je·sus
Variant(s): also be·jee·zus /bi-'jE-z&s, -'jA-, -z&z/
Function: interjection
Etymology: alteration of by Jesus
Date: circa 1908
-- used as a mild oath; used as a noun for emphasis. Scares the bejesus out of me.

Or, did you mean heebie-jeebies, as in "He gives me the heebie-jeebies"?

Main Entry: hee·bie-jee·bies
Pronunciation: "hE-bE-'jE-bEz
Function: noun plural
Etymology: coined by Billy DeBeck died 1942 American cartoonist
Date: 1923

JITTERS, CREEPS

The above definition is from Merriam-Webster online.