Barbra Streisand is Josh Brolin’s stepmother.

Babs is married to James Brolin, who just so happens to be Josh Brolin’s Dad.

Diana Ross is Ashlee Simpson’s mother-in-law.

Ashlee Simpson is married to and has a child with Diana Ross’ son, Evan Ross. The more you know, eh?

Ashlee Simpson / Twitter Ashlee Simpson / Twitter / Twitter

Which means Jessica Simpson and Tracee Ellis Ross are sisters-in-law or something? Kind of?

Brandy, Ray J and Snoop Dogg are first cousins.

Imagine that family reunion.

You know Mo from Eastenders? She’s Gary Oldman’s sister.

Iconic.

Stanley Tucci is Emily Blunt’s brother-in-law.

Tucci is married to Felicity Blunt. Oh, to be a guest at their dinner parties.

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Louis Theroux and Justin Theroux are first cousins.

IT ALL MAKES SENSE!

Mirror Mirror

Jenny McCarthy and Melissa McCarthy? First cousins.

Here they are camping together as little ‘uns.

Legendary feminist activist Gloria Steinem is Christian Bale’s stepmother.

Steinem married Christian Bale’s father in 2000 before he died in 2003. Who knew?

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You know Kate Spade? The designer? She’s David Spade’s sister in law.

How delightfully random.

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