Conversation so far:
what is with love and squalor by We Are Scientists?
With Love and Squalor is the major label debut album from rock band We Are Scientists.
when was With Love and Squalor released?
It was released in the United Kingdom in 2005
did With Love and Squalor do well?
charted at No. 43, with a large cult following which enabled it to after nearly 6 months of release, gain a gold certification by the BPI in 2006.
how many copies did With Love and Squalor sell?
The album sold an average of 4,166 copies each week before it got the certification.

Question: what was their breakthrough success?
Self-contained rewrite: what was We Are Scientists's breakthrough success?