Website/Catalog  (2012)  
 
Website

Registration

'Pongjoy', HT, pb, 2012, (Our Joy and Happiness), [My Joy], Pongrácz, Dr. Péter and Celeste; flowers pink with dark pink stripes, reverse pink, medium, dbl., borne mostly solitary, moderate fragrance; foliage medium-siz, medium green, semi-glossy; prickles curved down, moderate, brown; growth upright, medium (4 ft.)

Edit: Lineage incomplete in MR 12 database