Raina is contracted with Chennai Super Kings, who are scheduled to kick start their campaign in the eighth edition of Indian Premier League on April 9, barely six days after his wedding.
It is learnt that Priyanka and Raina's friendship dates back to their childhood days. Priyanka is presently working in The Netherlands.
Big wigs from politics and entertainment world, besides fellow cricketers, are expected to attend the bash.
The lovebirds Anushka Sharma and Virat Kohli are also in Delhi to attend the event.