The Goldbergs channels the ’80s rom-com classic When Harry Met Sally this Tuesday (ABC, 9/8c) when Barry doubts whether his little brother can really be just friends with tomboy Emmy.

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“She’s like a sibling — except I like her,” protests Adam in the following exclusive video.

But Barry knows, thanks to his encyclopedia, that it’s just a matter of time before Adam and his pal start making out. (Also in his dubious encyclopedia: Girls can’t resist whale sounds.)