After Aam Aadmi Party (AAP) supremo Arvind Kejriwal promised 300 units of free electricity for each household in Punjab if his party wins the next assembly elections, Congress leader Navjot Singh Sidhu made a similar pitch on Sunday.After Aam Aadmi Party (AAP) supremo Arvind Kejriwal promised 300 units of free electricity for each household in Punjab if his party wins the next assembly elections, Congress leader Navjot Singh Sidhu made a similar pitch on Sunday.