"Scandal" season 3 episode 4 will be airing tonight at 10 p.m. ET on ABC.

The official synopsis for "Scandal" season 3 episode 4 titled "Say Hello to My Little Friend" is as follows:

"With Pope & Associates still struggling to find clients, the team decides to take on a philandering senator who enjoys taking photos of his not so public areas. Meanwhile, Mellie gets involved in her own scandal with Democratic Congresswoman Josephine Marcus (Lisa Kudrow)."

Tonight's episode will guest star "Friends" actress Lisa Kudrow as Congresswoman Josephine Marcus, who will get involved in a scandal with President Fitzgerald's wife Mellie.

"The Office" actress Melora Hardin is also set to guest-star in tonight's episode, though her role is not clear yet.

Olivia Pope and her team have to deal with the 'sexting senator' from Washington, who is accused of murdering a blonde woman.

Be sure to tune in to ABC on Thursday, October 24, 2013 at 10 p.m. ET to catch the fourth episode of season 3.

If you miss tonight's episode, watch all the latest episodes of "Scandal" season 3 online via live stream on the ABC website.

Watch a sneak peek preview video of "Scandal" season 3 episode 4 below - "Say Hello to My Little Friend"