I did a search on the web and found that the Calgary Regiment was in Worthing at around this time.
“Later the Regiment moved to Worthing where the Churchills were withdrawn and the unit was equiped with Rams.” (Source)
http://www.kingsown.org/kingsown/ser...y&template=ww2
“On 25 Apr, all officers of Brigade Headquarters were, however, recalled to their permanent station at WORTHING, SUSSEX, and the Brigade staff was advised that the units of the Brigade would go to Scotland for advanced training within the next week or ten days. (W.D., 1 Cdn Army Tk Bde, 25 Apr 43.” (Source para 4)
http://www.forces.gc.ca/dhh/downloads/cmhq/cmhq132.pdf