Pakistan Tehreek-e-Insaf-Parliamentarians (PTI-P) Chairman Pervez Khattak and his two sons and son-in-law faced the biggest political upset.
Independent candidate Mian Muhammad Umar had clinched victory against Khattak with 38384 votes in PK-88.
Khattak could only collect 9009 votes.
Moreover, Khattak's son-in-law, Ali Khattak, had also been defeated in PK-89.
Khattak's sons, Ismail Khattak and Ibrahim Khattak, had also faced defeat from PK-85 and PK-86, respectively.