I guess things didn't go so well on the way to the photo shoot, the Beach Boys were photographed pushing the Corvette, in Nov 1963 when the band did a photo shoot with Dennis' Sting Ray and Carl's Grand Prix for the cover of Shut Down Volume 2.

http://www.overdrive.fi/forum/threads/vanhoja-valokuvia-ameriikan-raitilta.267070/page-987#post-3255885

https://www.pinterest.cl/pin/134404370101583536/

https://www.rollingstone.com/music/music-lists/photos-the-beach-boys-through-the-years-20866/corvette-222174/