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Tracklist Hide Credits

A	Baby, What A Big Surprise Written-By – P. Cetera*	3:04
B	Takin' It On Uptown Written-By – F. Kagan*, T. Kath*	4:25

Companies, etc.

• Phonographic Copyright (p) – CBS Inc.
• Pressed By – Columbia Records Pressing Plant, Terre Haute
• Mastered At – The Mastering Lab

Credits

• Producer – James William Guercio

Notes

Taken from the Columbia LP: "CHICAGO XI" JC 34860

Side B: This song appears through the courtesy of Cook County Music. Keep your eyes open.

The 'TML-x' in runouts are stamped, the rest is etched.

Barcode and Other Identifiers

• Matrix / Runout (A-Side Label): ZSS 163432
• Matrix / Runout (B-Side Label): ZSS 163433
• Matrix / Runout (A-Side Runout Etching): ZSS-163432-1F TML-S TII
• Matrix / Runout (B-Side Runout Etching): ZSS-163433-1E TML-M TI

Other versions

Category	Artist	Title (Format)	Label	Category	Country	Year
06SP 190	Chicago	Baby, What A Big Surprise ‎(7", Single)	CBS/Sony	06SP 190	Japan	1977
3-10620	Chicago	Baby, What A Big Surprise / Takin' It On Uptown ‎(7")	Columbia	3-10620	Canada	1977
CBS 5672	Chicago	Baby, What A Big Surprise ‎(7", Single, Promo)	CBS	CBS 5672	UK	1977
3-10620	Chicago	Baby, What A Big Surprise ‎(7", Promo)	Columbia	3-10620	US	1977
CBS 5672	Chicago	Baby, What A Big Surprise / Takin' It On Uptown ‎(7")	CBS, Suzy	CBS 5672	Yugoslavia	1978