Season 4
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67. Charmed Again (1)
After Prue dies, Piper & Phoebe are left defensless as the Power of Three is now the Power of Two, until their Grams is summoned by the Charmed Ones and told that she had an affair with her whitelighter Sam, & having a 4 child Paige, bringing back the Power of 3

68. Charmed Again (2)
Piper & Phoebe must find their newly found sister, so they can destroy the future demons and protect her from the source. Also they must reveal to her that she is a witch and also has powers like them which is Telekentic Orbing (which she got when Prue died.)

69. Hell Hath No Fury
When Paige takes the Book of Shadows out of the attic, knowing she isnt suppose to, Piper becomes very angry with her actions and still mourning Prue. Piper soon turns on those around her as she slowley becomes a Furie.

70. Enter the Demon
Paige trys to study the Book of Shadows, when studing for one of Pipers tests, she conjures up a spell and switches her and Phoebes body. As they try to cover up so Piper wouldn't get angry, they have to learn each others powers to destroy a new demon.

71. Size Matters
Piper, Phoebe and Paige are shrunk to a height of five inches when they walk into a trap set by a demon named Gamil.

72. A Knight to Remember
Paige recites a so called "Fairy Tale" she thought she made up as a kid learning her past self is a Evil Sorceress.

73. Brain Drain
The Source sends Piper into a deep coma, where she perceives an alternate reality. Phoebe and Paige must find a way to return her to reality and save her from giving up her powers while she is delusional.

74. Black as Cole
Cole must face his true demonic nature when he is faced with another demon who is mistaken as the murderer of local witches who belong to the same coven. Meanwhile, Cole proposes to Phoebe, and Piper and Leo consider their future involving children.

75. Muse to My Ears
The Halliwell sisters must find a way to release Muses which have been abducted by a warlock who is attempting to build an evil faction in the absence of The Source.

76. A Paige from the Past
With Leo as her guide, Paige goes back in time to her teen years, in an attempt to resolve her feelings about the accident that killed her parents. Meanwhile, Piper must prevent ghosts, who have inhabited Phoebe's and Cole's bodies, from fulfilling their mission.

77. Trial by Magic

While Phoebe performs jury duty in a murder case, she is hit with a premonition about the real killer, and must convince the rest of the jury that the defendant is not guilty. The problem is the only way to do this, is to prove the existence of magic.

78. Lost and Bound
Wanting to protect a ten-year-old orphaned boy who is a firestarter, Piper and Leo try to hunt down the demon before he can deliver the kid to The Source. Meanwhile, Phoebe is given Gram's wedding ring by Cole, turning her into a 1950's housewife.

79. Charmed and Dangerous
The Source breaks an age-old agreement between good and evil by stealing The Hollow, an ancient vapor which he uses to absorb first Piper's and then Paige's powers. Phoebe must allow Cole to help them, though she saw a premintion of him dying for them.

80. The Three Faces of Phoebe

Phoebe casts a spell which brings a young innocent Phoebe and an old cynical Phoebe to the Manor to help her make a decision of marrying Cole. Meanwhile, while Cole is horrified to find that The Source is now taking over his entire being,

81. Marry-Go-Round
Phoebe is getting married, not knowing that Cole is now the Source, and plotting false evidence against Paige, so they could get married in a cemetary so their future son, will truely be evil.

82. The Fifth Halliwheel

Amongst newlyweds, Phoebe & Cole and already-married, Leo & Piper, Paige begins like a fifth-wheel but she continues her suspicions about Cole. Meanwhile, the Source plots to impregnate Phoebe with his evil spawn.
 
83. Saving Private Leo
When two ghosts from Leo's past return to seek revenge, Leo faces his demons by submitting, causing Piper's life to be threatened,leaving Paige to deal with the situation. Meanwhile, Cole tries to convince Phoebe they need a home of their own.

84. Bite Me
A vampire queen tries to dethrone Cole as ruler of the Underworld and attempts to turn Paige against her sisters. Meanwhile, Phoebe begins to feel under the weather.

85. We're Off to See the Wizard
Phoebe tells Piper and Paige that she is pregnant, and that Cole is the father. Meanwhile, Piper and Paige team up with a wizard to stop the coronation of the new Source, unaware that it is Cole and Phoebe is soon to be his Queen of the Underworld.

86. Long Live the Queen
Phoebe accepts her new role in Cole's life, but she still sets out to save an innocent after she has a premonition and even seeks her sisters' help in protecting the man.

87. Womb Raider
The Seer plans to steal Phoebe's unborn baby so she can raise the child to become the next Source and prevent the throne from passing on to another demon. Meanwhile, the baby begins to take over control of Phoebe's body, which proves dangerous to Paige.
 
88. Witch Way Now?
When the Angel of Destiny offers the sisters a chance to relinquish their powers and lead normal lives as a reward for vanquishing the Source of All Evil, their decision is put on the back burner, while they try and avoid an FBI agent who has them under surveillance and deal with Cole's calls for help, who is trapped in another realm, holding onto his love for Phoebe.