Misa Bharti, who is contesting the Lok Sabha poll from Patliputra seat in Patna, will also campaign for other candidates.
"At present, she is busy in her own constituency, but she will campaign for other party candidates," a RJD leader said.
Misa, a doctor by profession, is consider shrewd like her father.
Lalu's wife and former chief minister Rabri Devi, who is contesting the Lok Sabha poll for the Saran seat, will also campaign for other candidates.