Sen. Kyrsten Sinema (I-AZ) was spotted sporting a flamboyant yellow dress while chatting with her Republican colleagues prior to Joe Biden's 2023 State of the Union address.

The dress drew attention on social media. It's a striking departure from her more modestly dressed colleagues.

Patrick Semansky/AP

Others were less than charitable towards her fashion choice and mocked her appearance with comparisons to characters such as Tweety Bird from Looney Tunes and Big Bird from Sesame Street.

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She took her seat by fellow centrist Sen. Joe Manchin (D-WV), Sen. Lisa Murkowski (R-AK), and Sen. Mitt Romney (R-UT) to watch the address.