WATCH: sister's epic seven-hour lip-sync road trip

We’re all for a good sing-a-long on a road trip, but this brother has taken things a little too far.

He’s on a seven-hour cross country trip with his sister, and he just can’t stop singing – much to her disdain.

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As you’ll see from the above time-lapse, she’s not happy about his enthusiastic in-car dance moves – and her facial expressions tell it all.

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Let's caption this. Are we there yet?