Books like Shopaholic and Sister
Sophie Kinsella
Shopaholic and Sister is 352 pages, about 6 hours 27 minutes at 250 words a minute.
12 books to read next
How long each takes
Three Men in a Boat 3.4 h 
Red, White & Royal Blue 8.1 h 
Three Wishes 6.8 h 
An Unsuitable Attachment 4.7 h 
Still Life 7.0 h 
Middlemarch 14.7 h 
Lady Chatterley's Lover 6.7 h 
Something Fresh 4.3 h 
Stiff Upper Lip, Jeeves 3.7 h 
Leave It to Psmith 5.3 h 
Cat's Cradle 4.2 h 
Mort 5.5 h Bar height shows length. Estimated at 250 words a minute.