Question: Willie the Kid appeared on the mixtape tha was part of what pentalogy?

Context paragraphs:
Sorry 4 the Wait 2: Sorry 4 the Wait 2 is a mixtape by American rapper Lil Wayne, released on January 20, 2015 to compensate for the continued delay of his eleventh studio album "Tha Carter V".  It is the sequel to Wayne's "Sorry 4 the Wait" (2011) mixtape, which served for the same purpose during the delay of his ninth album "Tha Carter IV" (2011).  The mixtape features seventeen tracks, with 13 remixes and 4 original songs, along with guest appearances from Drake, Christina Milian, Mack Maine, 2 Chainz and SnL.

Welcome 2 Cashville: Welcome 2 Cashville is the second mixtape released by Young Buck featuring new music from the label's The Outlawz, Tha City Paper, Rukus 100, Sosa Tha Plug & Paperchase.  The mixtape features exclusive tracks and freestyles from Ca$hville Records.  Other Nashville, Ten-A-Keyans that appear on this project include CTN, Charlie P, Bezzled Gang, Frank Wyte & more.  It was released for digital download and sale on iTunes on December 25, 2012.  One Ca$hville Records artist that didn't make it on the mixtape due to being in prison was westcoast rapper C-Bo.

Tha Blue Carpet Treatment Mixtape: Tha Blue Carpet Treatment Mixtape is a mixtape by American West Coast hip hop artist Snoop Dogg; it was released on November 18, 2006.  The mixtape contains appearances from Nate Dogg, Ice Cube, Young Jeezy, Game, Xzibit, Flavor Flav, B. Real, Warzone, Western Union, Daz Dillinger, E-40, Goldie Loc, Kurupt, MC Eiht, Swizz Beats, Lil Wayne, Big Daddy Kane and Katt Williams.  "Tha Blue Carpet Treatment Mixtape" was released as a prelude to his eighth studio album, "Tha Blue Carpet Treatment".

Willie the Kid (rapper): William Jackson (born September 25, 1981), better known by his stage name Willie the Kid, is an American rapper from Grand Rapids, Michigan, United States.  He is most famous for being DJ Drama's protégé and appearing on both DJ Drama albums "" and "" as well as Lil Wayne's "Dedication 2" and "Dedication 3" mixtape.  He is the younger brother of Wu-Tang Clan affiliate La the Darkman.  He released his debut album, "Absolute Greatness", in September 2008.

The Dedication: The Dedication is a mixtape by DJ Drama and Lil Wayne released December 13, 2005.  It is the first mixtape in the Dedication/Gangsta Grillz pentalogy and it was produced and hosted by DJ Drama.  The mixtape was given its name because as Wayne explains in the track "Intro", it is dedicated to everyone around the world and to the "fallen soldiers".  The cover art shows a shirtless Wayne standing in the road with DJ Drama looking on in the back.

Bad Season (mixtape): Bad Season is the debut mixtape by Tech N9ne released on December 23, 2010 for free digital download.  The Mixtape was presented by XXL Magazine and it was hosted by DJ Whoo Kid & DJ Scream.  It contains 14 all-new tracks submitted by DJ Whoo Kid for Tech N9ne to rap over without prior knowledge of who produced any of the beats.  Also included are three tracks from previous Tech N9ne releases.  Dr. Dre, The Haitian Super Heroes (DJ Whoo Kid & Red Spyda), Travis Barker & Cookin Soul were later revealed as producers for the mixtape.  The mixtape features guest appearances from Krizz Kaliko, Kutt Calhoun, Jay Rock, Big Scoob, Oobergeek, Irv Da Phenom, Nesto and others.  The track "Hard Liquor" was originally by The Game with production by Dr. Dre intended for his Doctors Advocate album, but was left off of the final track listing.  After the track was submitted to Whoo Kid, he then submitted it to Travis Barker to remix the track, without Tech N9ne having knowledge of the remix.

Mailbox Money (mixtape): Mailbox Money is the ninth official mixtape by American rapper Nipsey Hussle.  The mixtape was released as a free digital download on December 31, 2014, on mixtape hosting websites.  It was also released in a limited first edition of 100 copies for $1,000 each including other incentives via his All Money In record label, which followed-up Crenshaw, that was sold under the same schema but rather 1,000 copies for $100.  The mixtape features production by DJ Mustard, Rance, Hit-Boy, DJ Khalil, Ralo Stylez and Wizzo, among others.  Guest appearances on the mixtape came from Rick Ross, Dom Kennedy, K Camp, Trae Tha Truth, Buddy and many others.  The mixtape was supported by the singles "A Hunnit A Show" featuring Rick Ross, "Between Us" featuring K Camp, "Where Yo Money At", "Count Up That Loot", and "50 Niggaz".

Dedication 3: Dedication 3 is a mixtape by DJ Drama and Lil Wayne.  It is the sequel to its predecessors, "The Dedication" and the highly successful "Dedication 2", becoming the third in Lil Wayne's "Gangsta Grillz" pentalogy.  Lil Wayne also told MTV, ""Tha Carter IV" is nice but you need to be looking for "Dedication 3"".  Although "Dedication 3" was a major success, it failed to match that of its predecessors but did gain some attention.  The mixtape has sold over 70,000 copies in the United States, despite being available for free download.  Besides the interludes, a majority of the mixtape has Wayne using auto-tune and rapping alongside artists signed to his label, Young Money Entertainment.

Dedication 5: Dedication 5 is a mixtape by American rapper Lil Wayne.  The mixtape was released on September 1, 2013.  It is the fifth installment of Lil Wayne's ""Dedication"" series, following its predecessors "The Dedication", "Dedication 2", "Dedication 3" and "Dedication 4".  It's also the fifth installment of Lil Wayne's "Gangsta Grillz" Pentalogy.  The mixtape features guest appearances from The Weeknd, Chance the Rapper, Jae Millz, Future, Birdman, Mack Maine, T.I., Vado and Kidd Kidd among others.

Sevin (rapper): Marques Adams (born November 14, 1981), who goes by the stage name Sevin, is an American Christian hip hop musician.  He has released 20 studio albums: "All or None" (1999 and 2001), "Evin Angelz Kry" (2004), "Holy Mictramony" (2004 and 2006), "Feel me..." (2004 and 2006), "Father Forgive Me" (2005), "Sevin presentz : Hog Life : The LP" (2005 and 2006), "Work of Art : The R&B EP" (2007), "B 4 I Wake" (2007), "We Die" (2007), "Str8 frum tha Dragonz Mouth" (2008), "HOG MOB : Tha LP" (2008), "Faith , Love & Lust" (2009), " Unreleased aka Rezin" (2009-10?) , "Finally Home" (2010), "Finally Home Vol.  2" (2011), "Purple Reign" (2011), "Commissary" (2013), "Pray 4 My Hood" (2015), "I'll Wait" (2015) and "Purple Heart" (2016).  The album "Commissary" was his breakthrough release upon the "Billboard" magazine charts.  His four mixtapes were "Nine 1 Sikk Mixtape volume 2 : City Of Kingz" (2006) and "9 1 Sikk Mixtape volume 3 : Hunterz Moon" (2007) Nine 1 Sikk Mixtape volume 4 : kakoon.  He also released a greatest hits album, "Street Legal" (2006).

Supporting paragraphs: Willie the Kid (rapper) Dedication 3
Answer: Gangsta Grillz